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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="ISO 8601 time duration with nanosecond precision. This also allows for the negative duration; see individual methods for details."><meta name="keywords" content="rust, rustlang, rust-lang, Duration"><title>Duration in chrono - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../dark.css" disabled><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../storage.js"></script><script src="../crates.js"></script><script defer src="../main.js"></script>
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</a><h2 class="location">Struct Duration</h2><div class="sidebar-elems"><div class="block items"><h3 class="sidebar-title"><a href="#implementations">Methods</a></h3><div class="sidebar-links"><a href="#method.checked_add">checked_add</a><a href="#method.checked_sub">checked_sub</a><a href="#method.days">days</a><a href="#method.from_std">from_std</a><a href="#method.hours">hours</a><a href="#method.is_zero">is_zero</a><a href="#method.max_value">max_value</a><a href="#method.microseconds">microseconds</a><a href="#method.milliseconds">milliseconds</a><a href="#method.min_value">min_value</a><a href="#method.minutes">minutes</a><a href="#method.nanoseconds">nanoseconds</a><a href="#method.num_days">num_days</a><a href="#method.num_hours">num_hours</a><a href="#method.num_microseconds">num_microseconds</a><a href="#method.num_milliseconds">num_milliseconds</a><a href="#method.num_minutes">num_minutes</a><a href="#method.num_nanoseconds">num_nanoseconds</a><a href="#method.num_seconds">num_seconds</a><a href="#method.num_weeks">num_weeks</a><a href="#method.seconds">seconds</a><a href="#method.span">span</a><a href="#method.to_std">to_std</a><a href="#method.weeks">weeks</a><a href="#method.zero">zero</a></div><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><div class="sidebar-links"><a href="#impl-Add%3CDuration%3E">Add&lt;Duration&gt;</a><a href="#impl-AddAssign%3CDuration%3E">AddAssign&lt;Duration&gt;</a><a href="#impl-Clone">Clone</a><a href="#impl-Copy">Copy</a><a href="#impl-Debug">Debug</a><a href="#impl-Display">Display</a><a href="#impl-Div%3Ci32%3E">Div&lt;i32&gt;</a><a href="#impl-Eq">Eq</a><a href="#impl-Hash">Hash</a><a href="#impl-Mul%3Ci32%3E">Mul&lt;i32&gt;</a><a href="#impl-Neg">Neg</a><a href="#impl-Ord">Ord</a><a href="#impl-PartialEq%3CDuration%3E">PartialEq&lt;Duration&gt;</a><a href="#impl-PartialOrd%3CDuration%3E">PartialOrd&lt;Duration&gt;</a><a href="#impl-StructuralEq">StructuralEq</a><a href="#impl-StructuralPartialEq">StructuralPartialEq</a><a href="#impl-Sub%3CDuration%3E">Sub&lt;Duration&gt;</a><a href="#impl-SubAssign%3CDuration%3E">SubAssign&lt;Duration&gt;</a></div><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><div class="sidebar-links"><a href="#impl-RefUnwindSafe">RefUnwindSafe</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a><a href="#impl-From%3CT%3E">From&lt;T&gt;</a><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-ToString">ToString</a><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></div></div><h2 class="location">Other items in<br><a href="index.html">chrono</a></h2><div id="sidebar-vars" data-name="Duration" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../chrono/index.html"><img class="rust-logo" src="../rust-logo.png" alt="logo"></a><nav class="sub"><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><h1 class="fqn"><span class="in-band">Struct <a href="index.html">chrono</a>::<wbr><a class="struct" href="#">Duration</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span><span class="out-of-band"><span id="render-detail"><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span><a class="srclink" href="../src/time/duration.rs.html#45-48" title="goto source code">[src]</a></span></h1><div class="docblock item-decl"><pre class="rust struct"><code>pub struct Duration { /* fields omitted */ }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>ISO 8601 time duration with nanosecond precision.
This also allows for the negative duration; see individual methods for details.</p>
</div></details><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#62-294" title="goto source code">[src]</a></div><a href="#impl" class="anchor"></a><h3 class="code-header in-band">impl <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.weeks" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#67" title="goto source code">[src]</a></div><a href="#method.weeks" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.weeks" class="fnname">weeks</a>(weeks: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of weeks.
Equivalent to <code>Duration::seconds(weeks * 7 * 24 * 60 * 60)</code> with overflow checks.
Panics when the duration is out of bounds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.days" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#76" title="goto source code">[src]</a></div><a href="#method.days" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.days" class="fnname">days</a>(days: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of days.
Equivalent to <code>Duration::seconds(days * 24 * 60 * 60)</code> with overflow checks.
Panics when the duration is out of bounds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.hours" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#85" title="goto source code">[src]</a></div><a href="#method.hours" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.hours" class="fnname">hours</a>(hours: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of hours.
Equivalent to <code>Duration::seconds(hours * 60 * 60)</code> with overflow checks.
Panics when the duration is out of bounds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.minutes" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#94" title="goto source code">[src]</a></div><a href="#method.minutes" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.minutes" class="fnname">minutes</a>(minutes: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of minutes.
Equivalent to <code>Duration::seconds(minutes * 60)</code> with overflow checks.
Panics when the duration is out of bounds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.seconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#103" title="goto source code">[src]</a></div><a href="#method.seconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.seconds" class="fnname">seconds</a>(seconds: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of seconds.
Panics when the duration is more than <code>i64::MAX</code> milliseconds
or less than <code>i64::MIN</code> milliseconds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.milliseconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#113" title="goto source code">[src]</a></div><a href="#method.milliseconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.milliseconds" class="fnname">milliseconds</a>(milliseconds: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of milliseconds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.microseconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#121" title="goto source code">[src]</a></div><a href="#method.microseconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.microseconds" class="fnname">microseconds</a>(microseconds: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of microseconds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.nanoseconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#129" title="goto source code">[src]</a></div><a href="#method.nanoseconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.nanoseconds" class="fnname">nanoseconds</a>(nanos: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>Makes a new <code>Duration</code> with given number of nanoseconds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.span" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#136" title="goto source code">[src]</a></div><a href="#method.span" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.span" class="fnname">span</a>&lt;F&gt;(f: F) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;F: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/function/trait.FnOnce.html" title="trait core::ops::function::FnOnce">FnOnce</a>(),&nbsp;</span></h4></div></summary><div class="docblock"><p>Runs a closure, returning the duration of time it took to run the
closure.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_weeks" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#144" title="goto source code">[src]</a></div><a href="#method.num_weeks" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_weeks" class="fnname">num_weeks</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a></h4></div></summary><div class="docblock"><p>Returns the total number of whole weeks in the duration.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_days" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#149" title="goto source code">[src]</a></div><a href="#method.num_days" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_days" class="fnname">num_days</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a></h4></div></summary><div class="docblock"><p>Returns the total number of whole days in the duration.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_hours" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#155" title="goto source code">[src]</a></div><a href="#method.num_hours" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_hours" class="fnname">num_hours</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a></h4></div></summary><div class="docblock"><p>Returns the total number of whole hours in the duration.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_minutes" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#161" title="goto source code">[src]</a></div><a href="#method.num_minutes" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_minutes" class="fnname">num_minutes</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a></h4></div></summary><div class="docblock"><p>Returns the total number of whole minutes in the duration.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_seconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#166" title="goto source code">[src]</a></div><a href="#method.num_seconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_seconds" class="fnname">num_seconds</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a></h4></div></summary><div class="docblock"><p>Returns the total number of whole seconds in the duration.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_milliseconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#187" title="goto source code">[src]</a></div><a href="#method.num_milliseconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_milliseconds" class="fnname">num_milliseconds</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a></h4></div></summary><div class="docblock"><p>Returns the total number of whole milliseconds in the duration,</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_microseconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#197" title="goto source code">[src]</a></div><a href="#method.num_microseconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_microseconds" class="fnname">num_microseconds</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>&gt;</h4></div></summary><div class="docblock"><p>Returns the total number of whole microseconds in the duration,
or <code>None</code> on overflow (exceeding 2<sup>63</sup> microseconds in either direction).</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.num_nanoseconds" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#205" title="goto source code">[src]</a></div><a href="#method.num_nanoseconds" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.num_nanoseconds" class="fnname">num_nanoseconds</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i64.html">i64</a>&gt;</h4></div></summary><div class="docblock"><p>Returns the total number of whole nanoseconds in the duration,
or <code>None</code> on overflow (exceeding 2<sup>63</sup> nanoseconds in either direction).</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.checked_add" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#212" title="goto source code">[src]</a></div><a href="#method.checked_add" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.checked_add" class="fnname">checked_add</a>(&amp;self, rhs: &amp;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt;</h4></div></summary><div class="docblock"><p>Add two durations, returning <code>None</code> if overflow occurred.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.checked_sub" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#226" title="goto source code">[src]</a></div><a href="#method.checked_sub" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.checked_sub" class="fnname">checked_sub</a>(&amp;self, rhs: &amp;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt;</h4></div></summary><div class="docblock"><p>Subtract two durations, returning <code>None</code> if overflow occurred.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.min_value" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#241" title="goto source code">[src]</a></div><a href="#method.min_value" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.min_value" class="fnname">min_value</a>() -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>The minimum possible <code>Duration</code>: <code>i64::MIN</code> milliseconds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.max_value" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#245" title="goto source code">[src]</a></div><a href="#method.max_value" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.max_value" class="fnname">max_value</a>() -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>The maximum possible <code>Duration</code>: <code>i64::MAX</code> milliseconds.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.zero" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#249" title="goto source code">[src]</a></div><a href="#method.zero" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.zero" class="fnname">zero</a>() -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class="docblock"><p>A duration where the stored seconds and nanoseconds are equal to zero.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.is_zero" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#255" title="goto source code">[src]</a></div><a href="#method.is_zero" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.is_zero" class="fnname">is_zero</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class="docblock"><p>Returns <code>true</code> if the duration equals <code>Duration::zero()</code>.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.from_std" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#263" title="goto source code">[src]</a></div><a href="#method.from_std" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.from_std" class="fnname">from_std</a>(duration: <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>, <a class="struct" href="../time/duration/struct.OutOfRangeError.html" title="struct time::duration::OutOfRangeError">OutOfRangeError</a>&gt;</h4></div></summary><div class="docblock"><p>Creates a <code>time::Duration</code> object from <code>std::time::Duration</code></p>
<p>This function errors when original duration is larger than the maximum
value supported for this type.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.to_std" class="method has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#282" title="goto source code">[src]</a></div><a href="#method.to_std" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.to_std" class="fnname">to_std</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="struct" href="https://doc.rust-lang.org/1.59.0/core/time/struct.Duration.html" title="struct core::time::Duration">Duration</a>, <a class="struct" href="../time/duration/struct.OutOfRangeError.html" title="struct time::duration::OutOfRangeError">OutOfRangeError</a>&gt;</h4></div></summary><div class="docblock"><p>Creates a <code>std::time::Duration</code> object from <code>time::Duration</code></p>
<p>This function errors when duration is less than zero. As standard
library implementation is limited to non-negative values.</p>
</div></details></div></details><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Add%3CDuration%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#309-321" title="goto source code">[src]</a></div><a href="#impl-Add%3CDuration%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html" title="trait core::ops::arith::Add">Add</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-1" class="type trait-impl has-srclink"><a href="#associatedtype.Output-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#312" title="goto source code">[src]</a></div><a href="#method.add" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add" class="fnname">add</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>Performs the <code>+</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Add%3CDuration%3E-1" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1468-1475" title="goto source code">[src]</a></div><a href="#impl-Add%3CDuration%3E-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html" title="trait core::ops::arith::Add">Add</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h3></div></summary><div class="docblock"><p>An addition of <code>Duration</code> to <code>NaiveDate</code> discards the fractional days,
rounding to the closest integral number of days towards <code>Duration::zero()</code>.</p>
<p>Panics on underflow or overflow.
Use <a href="#method.checked_add_signed"><code>NaiveDate::checked_add_signed</code></a> to detect that.</p>
<h4 id="example-3" class="section-header"><a href="#example-3">Example</a></h4>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">Duration</span>, <span class="ident">NaiveDate</span>};
<span class="kw">let</span> <span class="ident">from_ymd</span> <span class="op">=</span> <span class="ident">NaiveDate::from_ymd</span>;
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::zero</span>(), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">86399</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">86399</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">1</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">2</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="op">-</span><span class="number">1</span>), <span class="ident">from_ymd</span>(<span class="number">2013</span>, <span class="number">12</span>, <span class="number">31</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">364</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">12</span>, <span class="number">31</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">365</span><span class="kw-2">*</span><span class="number">4</span> <span class="op">+</span> <span class="number">1</span>), <span class="ident">from_ymd</span>(<span class="number">2018</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">365</span><span class="kw-2">*</span><span class="number">400</span> <span class="op">+</span> <span class="number">97</span>), <span class="ident">from_ymd</span>(<span class="number">2414</span>, <span class="number">1</span>, <span class="number">1</span>));</code></pre></div>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-10" class="type trait-impl has-srclink"><a href="#associatedtype.Output-10" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1472-1474" title="goto source code">[src]</a></div><a href="#method.add-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add" class="fnname">add</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h4></div></summary><div class='docblock'><p>Performs the <code>+</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Add%3CDuration%3E-2" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1252-1259" title="goto source code">[src]</a></div><a href="#impl-Add%3CDuration%3E-2" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html" title="trait core::ops::arith::Add">Add</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h3></div></summary><div class="docblock"><p>An addition of <code>Duration</code> to <code>NaiveDateTime</code> yields another <code>NaiveDateTime</code>.</p>
<p>As a part of Chrono’s <a href="./struct.NaiveTime.html#leap-second-handling">leap second handling</a>,
the addition assumes that <strong>there is no leap second ever</strong>,
except when the <code>NaiveDateTime</code> itself represents a leap second
in which case the assumption becomes that <strong>there is exactly a single leap second ever</strong>.</p>
<p>Panics on underflow or overflow.
Use <a href="#method.checked_add_signed"><code>NaiveDateTime::checked_add_signed</code></a> to detect that.</p>
<h4 id="example-4" class="section-header"><a href="#example-4">Example</a></h4>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">Duration</span>, <span class="ident">NaiveDate</span>};
<span class="kw">let</span> <span class="ident">from_ymd</span> <span class="op">=</span> <span class="ident">NaiveDate::from_ymd</span>;
<span class="kw">let</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">7</span>, <span class="number">8</span>);
<span class="kw">let</span> <span class="ident">hms</span> <span class="op">=</span> <span class="op">|</span><span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span><span class="op">|</span> <span class="ident">d</span>.<span class="ident">and_hms</span>(<span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span>);
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">+</span> <span class="ident">Duration::zero</span>(), <span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">1</span>), <span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">8</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">1</span>), <span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">3600</span> <span class="op">+</span> <span class="number">60</span>), <span class="ident">hms</span>(<span class="number">4</span>, <span class="number">6</span>, <span class="number">7</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">86_400</span>),
<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">7</span>, <span class="number">9</span>).<span class="ident">and_hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">365</span>),
<span class="ident">from_ymd</span>(<span class="number">2017</span>, <span class="number">7</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>));
<span class="kw">let</span> <span class="ident">hmsm</span> <span class="op">=</span> <span class="op">|</span><span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span>, <span class="ident">milli</span><span class="op">|</span> <span class="ident">d</span>.<span class="ident">and_hms_milli</span>(<span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span>, <span class="ident">milli</span>);
<span class="macro">assert_eq!</span>(<span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">980</span>) <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">450</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">8</span>, <span class="number">430</span>));</code></pre></div>
<p>Leap seconds are handled,
but the addition assumes that it is the only leap second happened.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let</span> <span class="ident">leap</span> <span class="op">=</span> <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>);
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::zero</span>(), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="op">-</span><span class="number">500</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">800</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">500</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_800</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">800</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">0</span>, <span class="number">100</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">10</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">9</span>, <span class="number">300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">10</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">50</span>, <span class="number">300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">1</span>),
<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">7</span>, <span class="number">9</span>).<span class="ident">and_hms_milli</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">300</span>));</code></pre></div>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-11" class="type trait-impl has-srclink"><a href="#associatedtype.Output-11" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add-2" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1256-1258" title="goto source code">[src]</a></div><a href="#method.add-2" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add" class="fnname">add</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h4></div></summary><div class='docblock'><p>Performs the <code>+</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Add%3CDuration%3E-3" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1078-1085" title="goto source code">[src]</a></div><a href="#impl-Add%3CDuration%3E-3" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html" title="trait core::ops::arith::Add">Add</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h3></div></summary><div class="docblock"><p>An addition of <code>Duration</code> to <code>NaiveTime</code> wraps around and never overflows or underflows.
In particular the addition ignores integral number of days.</p>
<p>As a part of Chrono’s <a href="#leap-second-handling">leap second handling</a>,
the addition assumes that <strong>there is no leap second ever</strong>,
except when the <code>NaiveTime</code> itself represents a leap second
in which case the assumption becomes that <strong>there is exactly a single leap second ever</strong>.</p>
<h4 id="example-5" class="section-header"><a href="#example-5">Example</a></h4>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">Duration</span>, <span class="ident">NaiveTime</span>};
<span class="kw">let</span> <span class="ident">from_hmsm</span> <span class="op">=</span> <span class="ident">NaiveTime::from_hms_milli</span>;
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::zero</span>(), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">1</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">8</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">1</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">60</span> <span class="op">+</span> <span class="number">4</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">11</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">7</span><span class="kw-2">*</span><span class="number">60</span><span class="kw-2">*</span><span class="number">60</span> <span class="op">-</span> <span class="number">6</span><span class="kw-2">*</span><span class="number">60</span>), <span class="ident">from_hmsm</span>(<span class="number">9</span>, <span class="number">59</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">80</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">80</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">950</span>) <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">280</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">8</span>, <span class="number">230</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">950</span>) <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="op">-</span><span class="number">980</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">970</span>));</code></pre></div>
<p>The addition wraps around.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">22</span><span class="kw-2">*</span><span class="number">60</span><span class="kw-2">*</span><span class="number">60</span>), <span class="ident">from_hmsm</span>(<span class="number">1</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">8</span><span class="kw-2">*</span><span class="number">60</span><span class="kw-2">*</span><span class="number">60</span>), <span class="ident">from_hmsm</span>(<span class="number">19</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">800</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));</code></pre></div>
<p>Leap seconds are handled, but the addition assumes that it is the only leap second happened.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let</span> <span class="ident">leap</span> <span class="op">=</span> <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>);
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::zero</span>(), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="op">-</span><span class="number">500</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">800</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">500</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_800</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::milliseconds</span>(<span class="number">800</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">0</span>, <span class="number">100</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="number">10</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">9</span>, <span class="number">300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">10</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">50</span>, <span class="number">300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">+</span> <span class="ident">Duration::days</span>(<span class="number">1</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">300</span>));</code></pre></div>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-12" class="type trait-impl has-srclink"><a href="#associatedtype.Output-12" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add-3" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1082-1084" title="goto source code">[src]</a></div><a href="#method.add-3" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add" class="fnname">add</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h4></div></summary><div class='docblock'><p>Performs the <code>+</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Add%3CDuration%3E-4" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/date.rs.html#440-447" title="goto source code">[src]</a></div><a href="#impl-Add%3CDuration%3E-4" class="anchor"></a><h3 class="code-header in-band">impl&lt;Tz:&nbsp;<a class="trait" href="offset/trait.TimeZone.html" title="trait chrono::offset::TimeZone">TimeZone</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html" title="trait core::ops::arith::Add">Add</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-13" class="type trait-impl has-srclink"><a href="#associatedtype.Output-13" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add-4" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/date.rs.html#444-446" title="goto source code">[src]</a></div><a href="#method.add-4" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add" class="fnname">add</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>Performs the <code>+</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Add%3CDuration%3E-5" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/datetime.rs.html#693-700" title="goto source code">[src]</a></div><a href="#impl-Add%3CDuration%3E-5" class="anchor"></a><h3 class="code-header in-band">impl&lt;Tz:&nbsp;<a class="trait" href="offset/trait.TimeZone.html" title="trait chrono::offset::TimeZone">TimeZone</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html" title="trait core::ops::arith::Add">Add</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-14" class="type trait-impl has-srclink"><a href="#associatedtype.Output-14" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>+</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add-5" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/datetime.rs.html#697-699" title="goto source code">[src]</a></div><a href="#method.add-5" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add" class="fnname">add</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>Performs the <code>+</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Add.html#tymethod.add">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-AddAssign%3CDuration%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1477-1482" title="goto source code">[src]</a></div><a href="#impl-AddAssign%3CDuration%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html" title="trait core::ops::arith::AddAssign">AddAssign</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add_assign" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1479-1481" title="goto source code">[src]</a></div><a href="#method.add_assign" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html#tymethod.add_assign" class="fnname">add_assign</a>(&amp;mut self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>)</h4></div></summary><div class='docblock'><p>Performs the <code>+=</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html#tymethod.add_assign">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-AddAssign%3CDuration%3E-1" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1261-1266" title="goto source code">[src]</a></div><a href="#impl-AddAssign%3CDuration%3E-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html" title="trait core::ops::arith::AddAssign">AddAssign</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add_assign-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1263-1265" title="goto source code">[src]</a></div><a href="#method.add_assign-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html#tymethod.add_assign" class="fnname">add_assign</a>(&amp;mut self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>)</h4></div></summary><div class='docblock'><p>Performs the <code>+=</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html#tymethod.add_assign">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-AddAssign%3CDuration%3E-2" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1087-1092" title="goto source code">[src]</a></div><a href="#impl-AddAssign%3CDuration%3E-2" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html" title="trait core::ops::arith::AddAssign">AddAssign</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.add_assign-2" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1089-1091" title="goto source code">[src]</a></div><a href="#method.add_assign-2" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html#tymethod.add_assign" class="fnname">add_assign</a>(&amp;mut self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>)</h4></div></summary><div class='docblock'><p>Performs the <code>+=</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.AddAssign.html#tymethod.add_assign">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Clone" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-Clone" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.clone" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#tymethod.clone" class="fnname">clone</a>(&amp;self) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone_from" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/clone.rs.html#130" title="goto source code">[src]</a></div><a href="#method.clone_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#method.clone_from" class="fnname">clone_from</a>(&amp;mut self, source: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</a>Self)</h4></div></summary><div class='docblock'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Debug" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-Debug" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.fmt" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.fmt" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Debug.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.unit.html">()</a>, <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/fmt/struct.Error.html" title="struct core::fmt::Error">Error</a>&gt;</h4></div></summary><div class='docblock'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Display" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#369-398" title="goto source code">[src]</a></div><a href="#impl-Display" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Display.html" title="trait core::fmt::Display">Display</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.fmt-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#370" title="goto source code">[src]</a></div><a href="#method.fmt-1" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Display.html#tymethod.fmt" class="fnname">fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>&lt;'_&gt;) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.unit.html">()</a>, <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/fmt/struct.Error.html" title="struct core::fmt::Error">Error</a>&gt;</h4></div></summary><div class='docblock'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Display.html#tymethod.fmt">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Div%3Ci32%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#349-367" title="goto source code">[src]</a></div><a href="#impl-Div%3Ci32%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Div.html" title="trait core::ops::arith::Div">Div</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i32.html">i32</a>&gt; for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-4" class="type trait-impl has-srclink"><a href="#associatedtype.Output-4" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Div.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>/</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.div" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#352" title="goto source code">[src]</a></div><a href="#method.div" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Div.html#tymethod.div" class="fnname">div</a>(self, rhs: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i32.html">i32</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>Performs the <code>/</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Div.html#tymethod.div">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Hash" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-Hash" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.hash" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.hash" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hash.html#tymethod.hash" class="fnname">hash</a>&lt;__H&gt;(&amp;self, state: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;mut </a>__H) <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;__H: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hasher.html" title="trait core::hash::Hasher">Hasher</a>,&nbsp;</span></h4></div></summary><div class='docblock'><p>Feeds this value into the given <a href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hasher.html" title="Hasher"><code>Hasher</code></a>. <a href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hash.html#tymethod.hash">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.hash_slice" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.3.0">1.3.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/hash/mod.rs.html#237-239" title="goto source code">[src]</a></div><a href="#method.hash_slice" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hash.html#method.hash_slice" class="fnname">hash_slice</a>&lt;H&gt;(data: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.slice.html">&amp;[Self]</a>, state: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;mut </a>H) <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;H: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hasher.html" title="trait core::hash::Hasher">Hasher</a>,&nbsp;</span></h4></div></summary><div class='docblock'><p>Feeds a slice of this type into the given <a href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hasher.html" title="Hasher"><code>Hasher</code></a>. <a href="https://doc.rust-lang.org/1.59.0/core/hash/trait.Hash.html#method.hash_slice">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Mul%3Ci32%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#337-347" title="goto source code">[src]</a></div><a href="#impl-Mul%3Ci32%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Mul.html" title="trait core::ops::arith::Mul">Mul</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i32.html">i32</a>&gt; for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-2" class="type trait-impl has-srclink"><a href="#associatedtype.Output-2" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Mul.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>*</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.mul" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#340" title="goto source code">[src]</a></div><a href="#method.mul" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Mul.html#tymethod.mul" class="fnname">mul</a>(self, rhs: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.i32.html">i32</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>Performs the <code>*</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Mul.html#tymethod.mul">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Neg" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#296-307" title="goto source code">[src]</a></div><a href="#impl-Neg" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Neg.html" title="trait core::ops::arith::Neg">Neg</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output" class="type trait-impl has-srclink"><a href="#associatedtype.Output" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Neg.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.neg" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#300" title="goto source code">[src]</a></div><a href="#method.neg" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Neg.html#tymethod.neg" class="fnname">neg</a>(self) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>Performs the unary <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Neg.html#tymethod.neg">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Ord" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-Ord" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html" title="trait core::cmp::Ord">Ord</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.cmp" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.cmp" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#tymethod.cmp" class="fnname">cmp</a>(&amp;self, other: &amp;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a></h4></div></summary><div class='docblock'><p>This method returns an <a href="https://doc.rust-lang.org/1.59.0/core/cmp/enum.Ordering.html" title="Ordering"><code>Ordering</code></a> between <code>self</code> and <code>other</code>. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#tymethod.cmp">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.max" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.21.0">1.21.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#768-770" title="goto source code">[src]</a></div><a href="#method.max" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#method.max" class="fnname">max</a>(self, other: Self) -&gt; Self</h4></div></summary><div class='docblock'><p>Compares and returns the maximum of two values. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#method.max">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.min" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.21.0">1.21.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#788-790" title="goto source code">[src]</a></div><a href="#method.min" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#method.min" class="fnname">min</a>(self, other: Self) -&gt; Self</h4></div></summary><div class='docblock'><p>Compares and returns the minimum of two values. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#method.min">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clamp" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.50.0">1.50.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#813-815" title="goto source code">[src]</a></div><a href="#method.clamp" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#method.clamp" class="fnname">clamp</a>(self, min: Self, max: Self) -&gt; Self</h4></div></summary><div class='docblock'><p>Restrict a value to a certain interval. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Ord.html#method.clamp">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-PartialEq%3CDuration%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-PartialEq%3CDuration%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.eq" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.eq" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialEq.html#tymethod.eq" class="fnname">eq</a>(&amp;self, other: &amp;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class='docblock'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used
by <code>==</code>. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.ne" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.ne" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialEq.html#method.ne" class="fnname">ne</a>(&amp;self, other: &amp;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class='docblock'><p>This method tests for <code>!=</code>.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-PartialOrd%3CDuration%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-PartialOrd%3CDuration%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.partial_cmp" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#method.partial_cmp" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp" class="fnname">partial_cmp</a>(&amp;self, other: &amp;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="enum" href="https://doc.rust-lang.org/1.59.0/core/cmp/enum.Ordering.html" title="enum core::cmp::Ordering">Ordering</a>&gt;</h4></div></summary><div class='docblock'><p>This method returns an ordering between <code>self</code> and <code>other</code> values if one exists. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#tymethod.partial_cmp">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.lt" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#1036" title="goto source code">[src]</a></div><a href="#method.lt" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.lt" class="fnname">lt</a>(&amp;self, other: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</a>Rhs) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class='docblock'><p>This method tests less than (for <code>self</code> and <code>other</code>) and is used by the <code>&lt;</code> operator. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.lt">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.le" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#1056" title="goto source code">[src]</a></div><a href="#method.le" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.le" class="fnname">le</a>(&amp;self, other: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</a>Rhs) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class='docblock'><p>This method tests less than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>&lt;=</code>
operator. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.le">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.gt" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#1079" title="goto source code">[src]</a></div><a href="#method.gt" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.gt" class="fnname">gt</a>(&amp;self, other: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</a>Rhs) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class='docblock'><p>This method tests greater than (for <code>self</code> and <code>other</code>) and is used by the <code>&gt;</code> operator. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.gt">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.ge" class="method trait-impl has-srclink"><div class="rightside"><span class="since" title="Stable since Rust version 1.0.0">1.0.0</span><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/cmp.rs.html#1099" title="goto source code">[src]</a></div><a href="#method.ge" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.ge" class="fnname">ge</a>(&amp;self, other: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</a>Rhs) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.bool.html">bool</a></h4></div></summary><div class='docblock'><p>This method tests greater than or equal to (for <code>self</code> and <code>other</code>) and is used by the <code>&gt;=</code>
operator. <a href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.PartialOrd.html#method.ge">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Sub%3CDuration%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#323-335" title="goto source code">[src]</a></div><a href="#impl-Sub%3CDuration%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-3" class="type trait-impl has-srclink"><a href="#associatedtype.Output-3" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#326" title="goto source code">[src]</a></div><a href="#method.sub" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>) -&gt; <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h4></div></summary><div class='docblock'><p>Performs the <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Sub%3CDuration%3E-1" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1509-1516" title="goto source code">[src]</a></div><a href="#impl-Sub%3CDuration%3E-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h3></div></summary><div class="docblock"><p>A subtraction of <code>Duration</code> from <code>NaiveDate</code> discards the fractional days,
rounding to the closest integral number of days towards <code>Duration::zero()</code>.
It is the same as the addition with a negated <code>Duration</code>.</p>
<p>Panics on underflow or overflow.
Use <a href="#method.checked_sub_signed"><code>NaiveDate::checked_sub_signed</code></a> to detect that.</p>
<h4 id="example" class="section-header"><a href="#example">Example</a></h4>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">Duration</span>, <span class="ident">NaiveDate</span>};
<span class="kw">let</span> <span class="ident">from_ymd</span> <span class="op">=</span> <span class="ident">NaiveDate::from_ymd</span>;
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::zero</span>(), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">86399</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">86399</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">1</span>), <span class="ident">from_ymd</span>(<span class="number">2013</span>, <span class="number">12</span>, <span class="number">31</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="op">-</span><span class="number">1</span>), <span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">2</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">364</span>), <span class="ident">from_ymd</span>(<span class="number">2013</span>, <span class="number">1</span>, <span class="number">2</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">365</span><span class="kw-2">*</span><span class="number">4</span> <span class="op">+</span> <span class="number">1</span>), <span class="ident">from_ymd</span>(<span class="number">2010</span>, <span class="number">1</span>, <span class="number">1</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_ymd</span>(<span class="number">2014</span>, <span class="number">1</span>, <span class="number">1</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">365</span><span class="kw-2">*</span><span class="number">400</span> <span class="op">+</span> <span class="number">97</span>), <span class="ident">from_ymd</span>(<span class="number">1614</span>, <span class="number">1</span>, <span class="number">1</span>));</code></pre></div>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-5" class="type trait-impl has-srclink"><a href="#associatedtype.Output-5" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1513-1515" title="goto source code">[src]</a></div><a href="#method.sub-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h4></div></summary><div class='docblock'><p>Performs the <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Sub%3CDuration%3E-2" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1320-1327" title="goto source code">[src]</a></div><a href="#impl-Sub%3CDuration%3E-2" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h3></div></summary><div class="docblock"><p>A subtraction of <code>Duration</code> from <code>NaiveDateTime</code> yields another <code>NaiveDateTime</code>.
It is the same as the addition with a negated <code>Duration</code>.</p>
<p>As a part of Chrono’s <a href="./struct.NaiveTime.html#leap-second-handling">leap second handling</a>,
the addition assumes that <strong>there is no leap second ever</strong>,
except when the <code>NaiveDateTime</code> itself represents a leap second
in which case the assumption becomes that <strong>there is exactly a single leap second ever</strong>.</p>
<p>Panics on underflow or overflow.
Use <a href="#method.checked_sub_signed"><code>NaiveDateTime::checked_sub_signed</code></a> to detect that.</p>
<h4 id="example-1" class="section-header"><a href="#example-1">Example</a></h4>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">Duration</span>, <span class="ident">NaiveDate</span>};
<span class="kw">let</span> <span class="ident">from_ymd</span> <span class="op">=</span> <span class="ident">NaiveDate::from_ymd</span>;
<span class="kw">let</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">7</span>, <span class="number">8</span>);
<span class="kw">let</span> <span class="ident">hms</span> <span class="op">=</span> <span class="op">|</span><span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span><span class="op">|</span> <span class="ident">d</span>.<span class="ident">and_hms</span>(<span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span>);
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">-</span> <span class="ident">Duration::zero</span>(), <span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">1</span>), <span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="op">-</span><span class="number">1</span>), <span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">8</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">3600</span> <span class="op">+</span> <span class="number">60</span>), <span class="ident">hms</span>(<span class="number">2</span>, <span class="number">4</span>, <span class="number">7</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">86_400</span>),
<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">7</span>, <span class="number">7</span>).<span class="ident">and_hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>));
<span class="macro">assert_eq!</span>(<span class="ident">hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">365</span>),
<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">7</span>, <span class="number">9</span>).<span class="ident">and_hms</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>));
<span class="kw">let</span> <span class="ident">hmsm</span> <span class="op">=</span> <span class="op">|</span><span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span>, <span class="ident">milli</span><span class="op">|</span> <span class="ident">d</span>.<span class="ident">and_hms_milli</span>(<span class="ident">h</span>, <span class="ident">m</span>, <span class="ident">s</span>, <span class="ident">milli</span>);
<span class="macro">assert_eq!</span>(<span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">450</span>) <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">670</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">780</span>));</code></pre></div>
<p>Leap seconds are handled,
but the subtraction assumes that it is the only leap second happened.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let</span> <span class="ident">leap</span> <span class="op">=</span> <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>);
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::zero</span>(), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">200</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_100</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">500</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">800</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">60</span>), <span class="ident">hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">0</span>, <span class="number">300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">1</span>),
<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">7</span>, <span class="number">7</span>).<span class="ident">and_hms_milli</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">0</span>, <span class="number">300</span>));</code></pre></div>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-6" class="type trait-impl has-srclink"><a href="#associatedtype.Output-6" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub-2" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1324-1326" title="goto source code">[src]</a></div><a href="#method.sub-2" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h4></div></summary><div class='docblock'><p>Performs the <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Sub%3CDuration%3E-3" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1145-1152" title="goto source code">[src]</a></div><a href="#impl-Sub%3CDuration%3E-3" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h3></div></summary><div class="docblock"><p>A subtraction of <code>Duration</code> from <code>NaiveTime</code> wraps around and never overflows or underflows.
In particular the addition ignores integral number of days.
It is the same as the addition with a negated <code>Duration</code>.</p>
<p>As a part of Chrono’s <a href="#leap-second-handling">leap second handling</a>,
the addition assumes that <strong>there is no leap second ever</strong>,
except when the <code>NaiveTime</code> itself represents a leap second
in which case the assumption becomes that <strong>there is exactly a single leap second ever</strong>.</p>
<h4 id="example-2" class="section-header"><a href="#example-2">Example</a></h4>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">Duration</span>, <span class="ident">NaiveTime</span>};
<span class="kw">let</span> <span class="ident">from_hmsm</span> <span class="op">=</span> <span class="ident">NaiveTime::from_hms_milli</span>;
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::zero</span>(), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">1</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">60</span> <span class="op">+</span> <span class="number">5</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">4</span>, <span class="number">2</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">2</span><span class="kw-2">*</span><span class="number">60</span><span class="kw-2">*</span><span class="number">60</span> <span class="op">+</span> <span class="number">6</span><span class="kw-2">*</span><span class="number">60</span>), <span class="ident">from_hmsm</span>(<span class="number">0</span>, <span class="number">59</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">80</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">6</span>, <span class="number">920</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">950</span>) <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">280</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">670</span>));</code></pre></div>
<p>The subtraction wraps around.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">8</span><span class="kw-2">*</span><span class="number">60</span><span class="kw-2">*</span><span class="number">60</span>), <span class="ident">from_hmsm</span>(<span class="number">19</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));
<span class="macro">assert_eq!</span>(<span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>) <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">800</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">7</span>, <span class="number">0</span>));</code></pre></div>
<p>Leap seconds are handled, but the subtraction assumes that it is the only leap second happened.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">let</span> <span class="ident">leap</span> <span class="op">=</span> <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>);
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::zero</span>(), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">200</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">1_100</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::milliseconds</span>(<span class="number">500</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">59</span>, <span class="number">800</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::seconds</span>(<span class="number">60</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">5</span>, <span class="number">0</span>, <span class="number">300</span>));
<span class="macro">assert_eq!</span>(<span class="ident">leap</span> <span class="op">-</span> <span class="ident">Duration::days</span>(<span class="number">1</span>), <span class="ident">from_hmsm</span>(<span class="number">3</span>, <span class="number">6</span>, <span class="number">0</span>, <span class="number">300</span>));</code></pre></div>
</div><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-7" class="type trait-impl has-srclink"><a href="#associatedtype.Output-7" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub-3" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1149-1151" title="goto source code">[src]</a></div><a href="#method.sub-3" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h4></div></summary><div class='docblock'><p>Performs the <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Sub%3CDuration%3E-4" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/date.rs.html#449-456" title="goto source code">[src]</a></div><a href="#impl-Sub%3CDuration%3E-4" class="anchor"></a><h3 class="code-header in-band">impl&lt;Tz:&nbsp;<a class="trait" href="offset/trait.TimeZone.html" title="trait chrono::offset::TimeZone">TimeZone</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-8" class="type trait-impl has-srclink"><a href="#associatedtype.Output-8" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub-4" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/date.rs.html#453-455" title="goto source code">[src]</a></div><a href="#method.sub-4" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>Performs the <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Sub%3CDuration%3E-5" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/datetime.rs.html#702-709" title="goto source code">[src]</a></div><a href="#impl-Sub%3CDuration%3E-5" class="anchor"></a><h3 class="code-header in-band">impl&lt;Tz:&nbsp;<a class="trait" href="offset/trait.TimeZone.html" title="trait chrono::offset::TimeZone">TimeZone</a>&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html" title="trait core::ops::arith::Sub">Sub</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Output-9" class="type trait-impl has-srclink"><a href="#associatedtype.Output-9" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#associatedtype.Output" class="associatedtype">Output</a> = <a class="struct" href="struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>The resulting type after applying the <code>-</code> operator.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub-5" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/datetime.rs.html#706-708" title="goto source code">[src]</a></div><a href="#method.sub-5" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub" class="fnname">sub</a>(self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>) -&gt; <a class="struct" href="struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</h4></div></summary><div class='docblock'><p>Performs the <code>-</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.Sub.html#tymethod.sub">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-SubAssign%3CDuration%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1518-1523" title="goto source code">[src]</a></div><a href="#impl-SubAssign%3CDuration%3E" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html" title="trait core::ops::arith::SubAssign">SubAssign</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub_assign" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/date.rs.html#1520-1522" title="goto source code">[src]</a></div><a href="#method.sub_assign" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html#tymethod.sub_assign" class="fnname">sub_assign</a>(&amp;mut self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>)</h4></div></summary><div class='docblock'><p>Performs the <code>-=</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html#tymethod.sub_assign">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-SubAssign%3CDuration%3E-1" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1329-1334" title="goto source code">[src]</a></div><a href="#impl-SubAssign%3CDuration%3E-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html" title="trait core::ops::arith::SubAssign">SubAssign</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub_assign-1" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/datetime.rs.html#1331-1333" title="goto source code">[src]</a></div><a href="#method.sub_assign-1" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html#tymethod.sub_assign" class="fnname">sub_assign</a>(&amp;mut self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>)</h4></div></summary><div class='docblock'><p>Performs the <code>-=</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html#tymethod.sub_assign">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-SubAssign%3CDuration%3E-2" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1154-1159" title="goto source code">[src]</a></div><a href="#impl-SubAssign%3CDuration%3E-2" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html" title="trait core::ops::arith::SubAssign">SubAssign</a>&lt;<a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a>&gt; for <a class="struct" href="naive/struct.NaiveTime.html" title="struct chrono::naive::NaiveTime">NaiveTime</a></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.sub_assign-2" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="../src/chrono/naive/time.rs.html#1156-1158" title="goto source code">[src]</a></div><a href="#method.sub_assign-2" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html#tymethod.sub_assign" class="fnname">sub_assign</a>(&amp;mut self, rhs: <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">OldDuration</a>)</h4></div></summary><div class='docblock'><p>Performs the <code>-=</code> operation. <a href="https://doc.rust-lang.org/1.59.0/core/ops/arith/trait.SubAssign.html#tymethod.sub_assign">Read more</a></p>
</div></details></div></details><div id="impl-Copy" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-Copy" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Copy.html" title="trait core::marker::Copy">Copy</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-Eq" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-Eq" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-StructuralEq" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-StructuralEq" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.StructuralEq.html" title="trait core::marker::StructuralEq">StructuralEq</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-StructuralPartialEq" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../src/time/duration.rs.html#44" title="goto source code">[src]</a></div><a href="#impl-StructuralPartialEq" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.StructuralPartialEq.html" title="trait core::marker::StructuralPartialEq">StructuralPartialEq</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><div id="impl-RefUnwindSafe" class="impl has-srclink"><div class="rightside"></div><a href="#impl-RefUnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-Send" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Send" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-Sync" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Sync" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-Unpin" class="impl has-srclink"><div class="rightside"></div><a href="#impl-Unpin" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div><div id="impl-UnwindSafe" class="impl has-srclink"><div class="rightside"></div><a href="#impl-UnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.Duration.html" title="struct chrono::Duration">Duration</a></h3></div></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Any" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/any.rs.html#132-136" title="goto source code">[src]</a></div><a href="#impl-Any" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.type_id" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/any.rs.html#133" title="goto source code">[src]</a></div><a href="#method.type_id" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.59.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></div></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.59.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Borrow%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#209-214" title="goto source code">[src]</a></div><a href="#impl-Borrow%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.borrow" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#211" title="goto source code">[src]</a></div><a href="#method.borrow" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;</a>T</h4></div></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-BorrowMut%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#218-222" title="goto source code">[src]</a></div><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.borrow_mut" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/borrow.rs.html#219" title="goto source code">[src]</a></div><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;mut </a>T</h4></div></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.59.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-From%3CT%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#550-554" title="goto source code">[src]</a></div><a href="#impl-From%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.from" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#551" title="goto source code">[src]</a></div><a href="#method.from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-Into%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#538-545" title="goto source code">[src]</a></div><a href="#impl-Into%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#542" title="goto source code">[src]</a></div><a href="#method.into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-ToOwned" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/borrow.rs.html#84-96" title="goto source code">[src]</a></div><a href="#impl-ToOwned" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Owned" class="type trait-impl has-srclink"><a href="#associatedtype.Owned" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#associatedtype.Owned" class="associatedtype">Owned</a> = T</h4></div></summary><div class='docblock'><p>The resulting type after obtaining ownership.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.to_owned" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/borrow.rs.html#89" title="goto source code">[src]</a></div><a href="#method.to_owned" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned" class="fnname">to_owned</a>(&amp;self) -&gt; T</h4></div></summary><div class='docblock'><p>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.clone_into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/borrow.rs.html#93" title="goto source code">[src]</a></div><a href="#method.clone_into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#method.clone_into" class="fnname">clone_into</a>(&amp;self, target: <a class="primitive" href="https://doc.rust-lang.org/1.59.0/std/primitive.reference.html">&amp;mut </a>T)</h4></div></summary><div class="item-info"><div class="stab unstable"><span class="emoji">🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</div></div><div class='docblock'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/1.59.0/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-ToString" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/string.rs.html#2388-2402" title="goto source code">[src]</a></div><a href="#impl-ToString" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/alloc/string/trait.ToString.html" title="trait alloc::string::ToString">ToString</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/fmt/trait.Display.html" title="trait core::fmt::Display">Display</a> + ?<a class="trait" href="https://doc.rust-lang.org/1.59.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><div id="method.to_string" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/alloc/string.rs.html#2394" title="goto source code">[src]</a></div><a href="#method.to_string" class="anchor"></a><h4 class="code-header">pub default fn <a href="https://doc.rust-lang.org/1.59.0/alloc/string/trait.ToString.html#tymethod.to_string" class="fnname">to_string</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.59.0/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></div></summary><div class='docblock'><p>Converts the given value to a <code>String</code>. <a href="https://doc.rust-lang.org/1.59.0/alloc/string/trait.ToString.html#tymethod.to_string">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-TryFrom%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#588-597" title="goto source code">[src]</a></div><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Error-1" class="type trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></div></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_from" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#594" title="goto source code">[src]</a></div><a href="#method.try_from" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><div id="impl-TryInto%3CU%3E" class="impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#574-583" title="goto source code">[src]</a></div><a href="#impl-TryInto%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></h3></div></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><div id="associatedtype.Error" class="type trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></div></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><div id="method.try_into" class="method trait-impl has-srclink"><div class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.59.0/src/core/convert/mod.rs.html#580" title="goto source code">[src]</a></div><a href="#method.try_into" class="anchor"></a><h4 class="code-header">pub fn <a href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.59.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.59.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></div></summary><div class='docblock'><p>Performs the conversion.</p>
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