rust/tantivy
1
0
Fork 0
mirror of https://github.com/quickwit-oss/tantivy.git synced 2026-05-30 15:10:40 +00:00
Code Issues Packages Projects Releases Wiki Activity
Files
63a070c83236ffc691830bf40bb4701e07e2b4ac
tantivy/master/chrono/trait.Datelike.html
Travis CI User 63a070c832 Automatic Travis documentation build
2019-06-16 03:00:46 +00:00

416 lines
108 KiB
HTML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!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="API documentation for the Rust `Datelike` trait in crate `chrono`."><meta name="keywords" content="rust, rustlang, rust-lang, Datelike"><title>chrono::Datelike - Rust</title><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="../dark.css"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script src="../storage.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="shortcut icon" href="../favicon.ico"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc trait"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><a href='../chrono/index.html'><img src='../rust-logo.png' alt='logo' width='100'></a><p class='location'>Trait Datelike</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.day">day</a><a href="#tymethod.day0">day0</a><a href="#tymethod.iso_week">iso_week</a><a href="#tymethod.month">month</a><a href="#tymethod.month0">month0</a><a href="#tymethod.ordinal">ordinal</a><a href="#tymethod.ordinal0">ordinal0</a><a href="#tymethod.weekday">weekday</a><a href="#tymethod.with_day">with_day</a><a href="#tymethod.with_day0">with_day0</a><a href="#tymethod.with_month">with_month</a><a href="#tymethod.with_month0">with_month0</a><a href="#tymethod.with_ordinal">with_ordinal</a><a href="#tymethod.with_ordinal0">with_ordinal0</a><a href="#tymethod.with_year">with_year</a><a href="#tymethod.year">year</a></div><a class="sidebar-title" href="#provided-methods">Provided Methods</a><div class="sidebar-links"><a href="#method.num_days_from_ce">num_days_from_ce</a><a href="#method.year_ce">year_ce</a></div><a class="sidebar-title" href="#implementors">Implementors</a></div><p class='location'><a href='index.html'>chrono</a></p><script>window.sidebarCurrent = {name: 'Datelike', ty: 'trait', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../theme.js"></script><nav class="sub"><form class="search-form js-only"><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><a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><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/chrono/lib.rs.html#796-906' title='goto source code'>[src]</a></span><span class='in-band'>Trait <a href='index.html'>chrono</a>::<wbr><a class="trait" href=''>Datelike</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class='rust trait'>pub trait Datelike: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a> {
fn <a href='#tymethod.year' class='fnname'>year</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.month' class='fnname'>month</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.month0' class='fnname'>month0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.day' class='fnname'>day</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.day0' class='fnname'>day0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.ordinal' class='fnname'>ordinal</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.ordinal0' class='fnname'>ordinal0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.weekday' class='fnname'>weekday</a>(&amp;self) -&gt; <a class="enum" href="../chrono/enum.Weekday.html" title="enum chrono::Weekday">Weekday</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.iso_week' class='fnname'>iso_week</a>(&amp;self) -&gt; <a class="struct" href="../chrono/naive/struct.IsoWeek.html" title="struct chrono::naive::IsoWeek">IsoWeek</a>;
<div class='item-spacer'></div> fn <a href='#tymethod.with_year' class='fnname'>with_year</a>(&amp;self, year: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
<div class='item-spacer'></div> fn <a href='#tymethod.with_month' class='fnname'>with_month</a>(&amp;self, month: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
<div class='item-spacer'></div> fn <a href='#tymethod.with_month0' class='fnname'>with_month0</a>(&amp;self, month0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
<div class='item-spacer'></div> fn <a href='#tymethod.with_day' class='fnname'>with_day</a>(&amp;self, day: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
<div class='item-spacer'></div> fn <a href='#tymethod.with_day0' class='fnname'>with_day0</a>(&amp;self, day0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
<div class='item-spacer'></div> fn <a href='#tymethod.with_ordinal' class='fnname'>with_ordinal</a>(&amp;self, ordinal: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
<div class='item-spacer'></div> fn <a href='#tymethod.with_ordinal0' class='fnname'>with_ordinal0</a>(&amp;self, ordinal0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;;
fn <a href='#method.year_ce' class='fnname'>year_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a> { ... }
<div class='item-spacer'></div> fn <a href='#method.num_days_from_ce' class='fnname'>num_days_from_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a> { ... }
}</pre></div><div class='docblock'><p>The common set of methods for date component.</p>
</div>
<h2 id='required-methods' class='small-section-header'>Required methods<a href='#required-methods' class='anchor'></a></h2><div class='methods'><h3 id='tymethod.year' class='method'><code id='year.v'>fn <a href='#tymethod.year' class='fnname'>year</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code></h3><div class='docblock'><p>Returns the year number in the <a href="./naive/struct.NaiveDate.html#calendar-date">calendar date</a>.</p>
</div><h3 id='tymethod.month' class='method'><code id='month.v'>fn <a href='#tymethod.month' class='fnname'>month</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></h3><div class='docblock'><p>Returns the month number starting from 1.</p>
<p>The return value ranges from 1 to 12.</p>
</div><h3 id='tymethod.month0' class='method'><code id='month0.v'>fn <a href='#tymethod.month0' class='fnname'>month0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></h3><div class='docblock'><p>Returns the month number starting from 0.</p>
<p>The return value ranges from 0 to 11.</p>
</div><h3 id='tymethod.day' class='method'><code id='day.v'>fn <a href='#tymethod.day' class='fnname'>day</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></h3><div class='docblock'><p>Returns the day of month starting from 1.</p>
<p>The return value ranges from 1 to 31. (The last day of month differs by months.)</p>
</div><h3 id='tymethod.day0' class='method'><code id='day0.v'>fn <a href='#tymethod.day0' class='fnname'>day0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></h3><div class='docblock'><p>Returns the day of month starting from 0.</p>
<p>The return value ranges from 0 to 30. (The last day of month differs by months.)</p>
</div><h3 id='tymethod.ordinal' class='method'><code id='ordinal.v'>fn <a href='#tymethod.ordinal' class='fnname'>ordinal</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></h3><div class='docblock'><p>Returns the day of year starting from 1.</p>
<p>The return value ranges from 1 to 366. (The last day of year differs by years.)</p>
</div><h3 id='tymethod.ordinal0' class='method'><code id='ordinal0.v'>fn <a href='#tymethod.ordinal0' class='fnname'>ordinal0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></h3><div class='docblock'><p>Returns the day of year starting from 0.</p>
<p>The return value ranges from 0 to 365. (The last day of year differs by years.)</p>
</div><h3 id='tymethod.weekday' class='method'><code id='weekday.v'>fn <a href='#tymethod.weekday' class='fnname'>weekday</a>(&amp;self) -&gt; <a class="enum" href="../chrono/enum.Weekday.html" title="enum chrono::Weekday">Weekday</a></code></h3><div class='docblock'><p>Returns the day of week.</p>
</div><h3 id='tymethod.iso_week' class='method'><code id='iso_week.v'>fn <a href='#tymethod.iso_week' class='fnname'>iso_week</a>(&amp;self) -&gt; <a class="struct" href="../chrono/naive/struct.IsoWeek.html" title="struct chrono::naive::IsoWeek">IsoWeek</a></code></h3><div class='docblock'><p>Returns the ISO week.</p>
</div><h3 id='tymethod.with_year' class='method'><code id='with_year.v'>fn <a href='#tymethod.with_year' class='fnname'>with_year</a>(&amp;self, year: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the year number changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div><h3 id='tymethod.with_month' class='method'><code id='with_month.v'>fn <a href='#tymethod.with_month' class='fnname'>with_month</a>(&amp;self, month: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the month number (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div><h3 id='tymethod.with_month0' class='method'><code id='with_month0.v'>fn <a href='#tymethod.with_month0' class='fnname'>with_month0</a>(&amp;self, month0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the month number (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div><h3 id='tymethod.with_day' class='method'><code id='with_day.v'>fn <a href='#tymethod.with_day' class='fnname'>with_day</a>(&amp;self, day: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the day of month (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div><h3 id='tymethod.with_day0' class='method'><code id='with_day0.v'>fn <a href='#tymethod.with_day0' class='fnname'>with_day0</a>(&amp;self, day0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the day of month (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div><h3 id='tymethod.with_ordinal' class='method'><code id='with_ordinal.v'>fn <a href='#tymethod.with_ordinal' class='fnname'>with_ordinal</a>(&amp;self, ordinal: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the day of year (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div><h3 id='tymethod.with_ordinal0' class='method'><code id='with_ordinal0.v'>fn <a href='#tymethod.with_ordinal0' class='fnname'>with_ordinal0</a>(&amp;self, ordinal0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;Self&gt;</code></h3><div class='docblock'><p>Makes a new value with the day of year (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting value would be invalid.</p>
</div></div><span class='loading-content'>Loading content...</span>
<h2 id='provided-methods' class='small-section-header'>Provided methods<a href='#provided-methods' class='anchor'></a></h2><div class='methods'><h3 id='method.year_ce' class='method'><code id='year_ce.v'>fn <a href='#method.year_ce' class='fnname'>year_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code></h3><div class='docblock'><p>Returns the absolute year number starting from 1 with a boolean flag,
which is false when the year predates the epoch (BCE/BC) and true otherwise (CE/AD).</p>
</div><h3 id='method.num_days_from_ce' class='method'><code id='num_days_from_ce.v'>fn <a href='#method.num_days_from_ce' class='fnname'>num_days_from_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code></h3><div class='docblock'><p>Returns the number of days since January 1, Year 1 (aka Day 1) in the
proleptic Gregorian calendar.</p>
<h1 id="example" class="section-header"><a href="#example">Example:</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">1970</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">num_days_from_ce</span>(), <span class="number">719163</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">0</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">num_days_from_ce</span>(), <span class="op">-</span><span class="number">365</span>);</pre></div>
</div></div><span class='loading-content'>Loading content...</span>
<h2 id='implementors' class='small-section-header'>Implementors<a href='#implementors' class='anchor'></a></h2><div class='item-list' id='implementors-list'><h3 id='impl-Datelike' class='impl'><code class='in-band'>impl Datelike for <a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a></code><a href='#impl-Datelike' class='anchor'></a><a class='srclink' href='../src/chrono/naive/date.rs.html#963-1303' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.year' class="method"><code id='year.v-1'>fn <a href='#method.year' class='fnname'>year</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#975-977' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the year number in the <a href="#calendar-date">calendar date</a>.</p>
<h1 id="example-1" class="section-header"><a href="#example-1">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">year</span>(), <span class="number">2015</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">year</span>(), <span class="op">-</span><span class="number">308</span>); <span class="comment">// 309 BCE</span></pre></div>
</div><h4 id='method.month' class="method"><code id='month.v-1'>fn <a href='#method.month' class='fnname'>month</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#992-994' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the month number starting from 1.</p>
<p>The return value ranges from 1 to 12.</p>
<h1 id="example-2" class="section-header"><a href="#example-2">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">month</span>(), <span class="number">9</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">month</span>(), <span class="number">3</span>);</pre></div>
</div><h4 id='method.month0' class="method"><code id='month0.v-1'>fn <a href='#method.month0' class='fnname'>month0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1009-1011' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the month number starting from 0.</p>
<p>The return value ranges from 0 to 11.</p>
<h1 id="example-3" class="section-header"><a href="#example-3">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">month0</span>(), <span class="number">8</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">month0</span>(), <span class="number">2</span>);</pre></div>
</div><h4 id='method.day' class="method"><code id='day.v-1'>fn <a href='#method.day' class='fnname'>day</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1049-1051' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of month starting from 1.</p>
<p>The return value ranges from 1 to 31. (The last day of month differs by months.)</p>
<h1 id="example-4" class="section-header"><a href="#example-4">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">day</span>(), <span class="number">8</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">day</span>(), <span class="number">14</span>);</pre></div>
<p>Combined with <a href="#method.pred"><code>NaiveDate::pred</code></a>,
one can determine the number of days in a particular month.
(Note that this panics when <code>year</code> is out of range.)</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="kw">fn</span> <span class="ident">ndays_in_month</span>(<span class="ident">year</span>: <span class="ident">i32</span>, <span class="ident">month</span>: <span class="ident">u32</span>) <span class="op">-&gt;</span> <span class="ident">u32</span> {
<span class="comment">// the first day of the next month...</span>
<span class="kw">let</span> (<span class="ident">y</span>, <span class="ident">m</span>) <span class="op">=</span> <span class="kw">if</span> <span class="ident">month</span> <span class="op">==</span> <span class="number">12</span> { (<span class="ident">year</span> <span class="op">+</span> <span class="number">1</span>, <span class="number">1</span>) } <span class="kw">else</span> { (<span class="ident">year</span>, <span class="ident">month</span> <span class="op">+</span> <span class="number">1</span>) };
<span class="kw">let</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="ident">y</span>, <span class="ident">m</span>, <span class="number">1</span>);
<span class="comment">// ...is preceded by the last day of the original month</span>
<span class="ident">d</span>.<span class="ident">pred</span>().<span class="ident">day</span>()
}
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_month</span>(<span class="number">2015</span>, <span class="number">8</span>), <span class="number">31</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_month</span>(<span class="number">2015</span>, <span class="number">9</span>), <span class="number">30</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_month</span>(<span class="number">2015</span>, <span class="number">12</span>), <span class="number">31</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_month</span>(<span class="number">2016</span>, <span class="number">2</span>), <span class="number">29</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_month</span>(<span class="number">2017</span>, <span class="number">2</span>), <span class="number">28</span>);</pre></div>
</div><h4 id='method.day0' class="method"><code id='day0.v-1'>fn <a href='#method.day0' class='fnname'>day0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1066-1068' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of month starting from 0.</p>
<p>The return value ranges from 0 to 30. (The last day of month differs by months.)</p>
<h1 id="example-5" class="section-header"><a href="#example-5">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">day0</span>(), <span class="number">7</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">day0</span>(), <span class="number">13</span>);</pre></div>
</div><h4 id='method.ordinal' class="method"><code id='ordinal.v-1'>fn <a href='#method.ordinal' class='fnname'>ordinal</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1105-1107' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of year starting from 1.</p>
<p>The return value ranges from 1 to 366. (The last day of year differs by years.)</p>
<h1 id="example-6" class="section-header"><a href="#example-6">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">ordinal</span>(), <span class="number">251</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">ordinal</span>(), <span class="number">74</span>);</pre></div>
<p>Combined with <a href="#method.pred"><code>NaiveDate::pred</code></a>,
one can determine the number of days in a particular year.
(Note that this panics when <code>year</code> is out of range.)</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="kw">fn</span> <span class="ident">ndays_in_year</span>(<span class="ident">year</span>: <span class="ident">i32</span>) <span class="op">-&gt;</span> <span class="ident">u32</span> {
<span class="comment">// the first day of the next year...</span>
<span class="kw">let</span> <span class="ident">d</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="ident">year</span> <span class="op">+</span> <span class="number">1</span>, <span class="number">1</span>, <span class="number">1</span>);
<span class="comment">// ...is preceded by the last day of the original year</span>
<span class="ident">d</span>.<span class="ident">pred</span>().<span class="ident">ordinal</span>()
}
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_year</span>(<span class="number">2015</span>), <span class="number">365</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_year</span>(<span class="number">2016</span>), <span class="number">366</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_year</span>(<span class="number">2017</span>), <span class="number">365</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_year</span>(<span class="number">2000</span>), <span class="number">366</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">ndays_in_year</span>(<span class="number">2100</span>), <span class="number">365</span>);</pre></div>
</div><h4 id='method.ordinal0' class="method"><code id='ordinal0.v-1'>fn <a href='#method.ordinal0' class='fnname'>ordinal0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1122-1124' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of year starting from 0.</p>
<p>The return value ranges from 0 to 365. (The last day of year differs by years.)</p>
<h1 id="example-7" class="section-header"><a href="#example-7">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">ordinal0</span>(), <span class="number">250</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">ordinal0</span>(), <span class="number">73</span>);</pre></div>
</div><h4 id='method.weekday' class="method"><code id='weekday.v-1'>fn <a href='#method.weekday' class='fnname'>weekday</a>(&amp;self) -&gt; <a class="enum" href="../chrono/enum.Weekday.html" title="enum chrono::Weekday">Weekday</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1137-1139' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of week.</p>
<h1 id="example-8" class="section-header"><a href="#example-8">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>, <span class="ident">Weekday</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">weekday</span>(), <span class="ident">Weekday</span>::<span class="ident">Tue</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">3</span>, <span class="number">14</span>).<span class="ident">weekday</span>(), <span class="ident">Weekday</span>::<span class="ident">Fri</span>);</pre></div>
</div><h4 id='method.iso_week' class="method hidden"><code id='iso_week.v-1'>fn <a href='#method.iso_week' class='fnname'>iso_week</a>(&amp;self) -&gt; <a class="struct" href="../chrono/naive/struct.IsoWeek.html" title="struct chrono::naive::IsoWeek">IsoWeek</a></code><a class='srclink' href='../src/chrono/naive/date.rs.html#1142-1144' title='goto source code'>[src]</a></h4><h4 id='method.with_year' class="method"><code id='with_year.v-1'>fn <a href='#method.with_year' class='fnname'>with_year</a>(&amp;self, year: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1169-1178' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the year number changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-9" class="section-header"><a href="#example-9">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_year</span>(<span class="number">2016</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">9</span>, <span class="number">8</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_year</span>(<span class="op">-</span><span class="number">308</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">9</span>, <span class="number">8</span>)));</pre></div>
<p>A leap day (February 29) is a good example that this method can return <code>None</code>.</p>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">2</span>, <span class="number">29</span>).<span class="ident">with_year</span>(<span class="number">2015</span>).<span class="ident">is_none</span>());
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">2</span>, <span class="number">29</span>).<span class="ident">with_year</span>(<span class="number">2020</span>).<span class="ident">is_some</span>());</pre></div>
</div><h4 id='method.with_month' class="method"><code id='with_month.v-1'>fn <a href='#method.with_month' class='fnname'>with_month</a>(&amp;self, month: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1195-1197' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the month number (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-10" class="section-header"><a href="#example-10">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_month</span>(<span class="number">10</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">10</span>, <span class="number">8</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_month</span>(<span class="number">13</span>), <span class="prelude-val">None</span>); <span class="comment">// no month 13</span>
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>).<span class="ident">with_month</span>(<span class="number">2</span>), <span class="prelude-val">None</span>); <span class="comment">// no February 30</span></pre></div>
</div><h4 id='method.with_month0' class="method"><code id='with_month0.v-1'>fn <a href='#method.with_month0' class='fnname'>with_month0</a>(&amp;self, month0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1214-1216' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the month number (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-11" class="section-header"><a href="#example-11">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_month0</span>(<span class="number">9</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">10</span>, <span class="number">8</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_month0</span>(<span class="number">12</span>), <span class="prelude-val">None</span>); <span class="comment">// no month 13</span>
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>).<span class="ident">with_month0</span>(<span class="number">1</span>), <span class="prelude-val">None</span>); <span class="comment">// no February 30</span></pre></div>
</div><h4 id='method.with_day' class="method"><code id='with_day.v-1'>fn <a href='#method.with_day' class='fnname'>with_day</a>(&amp;self, day: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1233-1235' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the day of month (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-12" class="section-header"><a href="#example-12">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_day</span>(<span class="number">30</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_day</span>(<span class="number">31</span>),
<span class="prelude-val">None</span>); <span class="comment">// no September 31</span></pre></div>
</div><h4 id='method.with_day0' class="method"><code id='with_day0.v-1'>fn <a href='#method.with_day0' class='fnname'>with_day0</a>(&amp;self, day0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1252-1254' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the day of month (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-13" class="section-header"><a href="#example-13">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_day0</span>(<span class="number">29</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">with_day0</span>(<span class="number">30</span>),
<span class="prelude-val">None</span>); <span class="comment">// no September 31</span></pre></div>
</div><h4 id='method.with_ordinal' class="method"><code id='with_ordinal.v-1'>fn <a href='#method.with_ordinal' class='fnname'>with_ordinal</a>(&amp;self, ordinal: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1276-1278' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the day of year (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-14" class="section-header"><a href="#example-14">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal</span>(<span class="number">60</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">3</span>, <span class="number">1</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal</span>(<span class="number">366</span>),
<span class="prelude-val">None</span>); <span class="comment">// 2015 had only 365 days</span>
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal</span>(<span class="number">60</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">2</span>, <span class="number">29</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal</span>(<span class="number">366</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">12</span>, <span class="number">31</span>)));</pre></div>
</div><h4 id='method.with_ordinal0' class="method"><code id='with_ordinal0.v-1'>fn <a href='#method.with_ordinal0' class='fnname'>with_ordinal0</a>(&amp;self, ordinal0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDate.html" title="struct chrono::naive::NaiveDate">NaiveDate</a>&gt;</code><a class='srclink' href='../src/chrono/naive/date.rs.html#1300-1302' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDate</code> with the day of year (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDate</code> would be invalid.</p>
<h1 id="example-15" class="section-header"><a href="#example-15">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">Datelike</span>};
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal0</span>(<span class="number">59</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">3</span>, <span class="number">1</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal0</span>(<span class="number">365</span>),
<span class="prelude-val">None</span>); <span class="comment">// 2015 had only 365 days</span>
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal0</span>(<span class="number">59</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">2</span>, <span class="number">29</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">1</span>, <span class="number">1</span>).<span class="ident">with_ordinal0</span>(<span class="number">365</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">12</span>, <span class="number">31</span>)));</pre></div>
</div><h4 id='method.year_ce-1' class="method"><code id='year_ce.v-1'>fn <a href='../chrono/trait.Datelike.html#method.year_ce' class='fnname'>year_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><a class='srclink' href='../src/chrono/lib.rs.html#803-810' title='goto source code'>[src]</a></h4><h4 id='method.num_days_from_ce-1' class="method"><code id='num_days_from_ce.v-1'>fn <a href='../chrono/trait.Datelike.html#method.num_days_from_ce' class='fnname'>num_days_from_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/lib.rs.html#893-905' title='goto source code'>[src]</a></h4></div><h3 id='impl-Datelike-1' class='impl'><code class='in-band'>impl Datelike for <a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a></code><a href='#impl-Datelike-1' class='anchor'></a><a class='srclink' href='../src/chrono/naive/datetime.rs.html#680-996' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.year-1' class="method"><code id='year.v-2'>fn <a href='#method.year-1' class='fnname'>year</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#694-696' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the year number in the <a href="./index.html#calendar-date">calendar date</a>.</p>
<p>See also the <a href="./struct.NaiveDate.html#method.year"><code>NaiveDate::year</code></a> method.</p>
<h1 id="example-16" class="section-header"><a href="#example-16">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">year</span>(), <span class="number">2015</span>);</pre></div>
</div><h4 id='method.month-1' class="method"><code id='month.v-2'>fn <a href='#method.month-1' class='fnname'>month</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#713-715' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the month number starting from 1.</p>
<p>The return value ranges from 1 to 12.</p>
<p>See also the <a href="./struct.NaiveDate.html#method.month"><code>NaiveDate::month</code></a> method.</p>
<h1 id="example-17" class="section-header"><a href="#example-17">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">month</span>(), <span class="number">9</span>);</pre></div>
</div><h4 id='method.month0-1' class="method"><code id='month0.v-2'>fn <a href='#method.month0-1' class='fnname'>month0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#732-734' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the month number starting from 0.</p>
<p>The return value ranges from 0 to 11.</p>
<p>See also the <a href="./struct.NaiveDate.html#method.month0"><code>NaiveDate::month0</code></a> method.</p>
<h1 id="example-18" class="section-header"><a href="#example-18">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">month0</span>(), <span class="number">8</span>);</pre></div>
</div><h4 id='method.day-1' class="method"><code id='day.v-2'>fn <a href='#method.day-1' class='fnname'>day</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#751-753' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of month starting from 1.</p>
<p>The return value ranges from 1 to 31. (The last day of month differs by months.)</p>
<p>See also the <a href="./struct.NaiveDate.html#method.day"><code>NaiveDate::day</code></a> method.</p>
<h1 id="example-19" class="section-header"><a href="#example-19">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">day</span>(), <span class="number">25</span>);</pre></div>
</div><h4 id='method.day0-1' class="method"><code id='day0.v-2'>fn <a href='#method.day0-1' class='fnname'>day0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#770-772' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of month starting from 0.</p>
<p>The return value ranges from 0 to 30. (The last day of month differs by months.)</p>
<p>See also the <a href="./struct.NaiveDate.html#method.day0"><code>NaiveDate::day0</code></a> method.</p>
<h1 id="example-20" class="section-header"><a href="#example-20">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">day0</span>(), <span class="number">24</span>);</pre></div>
</div><h4 id='method.ordinal-1' class="method"><code id='ordinal.v-2'>fn <a href='#method.ordinal-1' class='fnname'>ordinal</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#789-791' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of year starting from 1.</p>
<p>The return value ranges from 1 to 366. (The last day of year differs by years.)</p>
<p>See also the <a href="./struct.NaiveDate.html#method.ordinal"><code>NaiveDate::ordinal</code></a> method.</p>
<h1 id="example-21" class="section-header"><a href="#example-21">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">ordinal</span>(), <span class="number">268</span>);</pre></div>
</div><h4 id='method.ordinal0-1' class="method"><code id='ordinal0.v-2'>fn <a href='#method.ordinal0-1' class='fnname'>ordinal0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#808-810' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of year starting from 0.</p>
<p>The return value ranges from 0 to 365. (The last day of year differs by years.)</p>
<p>See also the <a href="./struct.NaiveDate.html#method.ordinal0"><code>NaiveDate::ordinal0</code></a> method.</p>
<h1 id="example-22" class="section-header"><a href="#example-22">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">ordinal0</span>(), <span class="number">267</span>);</pre></div>
</div><h4 id='method.weekday-1' class="method"><code id='weekday.v-2'>fn <a href='#method.weekday-1' class='fnname'>weekday</a>(&amp;self) -&gt; <a class="enum" href="../chrono/enum.Weekday.html" title="enum chrono::Weekday">Weekday</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#825-827' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the day of week.</p>
<p>See also the <a href="./struct.NaiveDate.html#method.weekday"><code>NaiveDate::weekday</code></a> method.</p>
<h1 id="example-23" class="section-header"><a href="#example-23">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>, <span class="ident">Weekday</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">weekday</span>(), <span class="ident">Weekday</span>::<span class="ident">Fri</span>);</pre></div>
</div><h4 id='method.iso_week-1' class="method hidden"><code id='iso_week.v-2'>fn <a href='#method.iso_week-1' class='fnname'>iso_week</a>(&amp;self) -&gt; <a class="struct" href="../chrono/naive/struct.IsoWeek.html" title="struct chrono::naive::IsoWeek">IsoWeek</a></code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#830-832' title='goto source code'>[src]</a></h4><h4 id='method.with_year-1' class="method"><code id='with_year.v-2'>fn <a href='#method.with_year-1' class='fnname'>with_year</a>(&amp;self, year: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#851-853' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the year number changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_year"><code>NaiveDate::with_year</code></a> method.</p>
<h1 id="example-24" class="section-header"><a href="#example-24">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_year</span>(<span class="number">2016</span>), <span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_year</span>(<span class="op">-</span><span class="number">308</span>), <span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="op">-</span><span class="number">308</span>, <span class="number">9</span>, <span class="number">25</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));</pre></div>
</div><h4 id='method.with_month-1' class="method"><code id='with_month.v-2'>fn <a href='#method.with_month-1' class='fnname'>with_month</a>(&amp;self, month: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#873-875' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the month number (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_month"><code>NaiveDate::with_month</code></a> method.</p>
<h1 id="example-25" class="section-header"><a href="#example-25">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_month</span>(<span class="number">10</span>), <span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">10</span>, <span class="number">30</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_month</span>(<span class="number">13</span>), <span class="prelude-val">None</span>); <span class="comment">// no month 13</span>
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_month</span>(<span class="number">2</span>), <span class="prelude-val">None</span>); <span class="comment">// no February 30</span></pre></div>
</div><h4 id='method.with_month0-1' class="method"><code id='with_month0.v-2'>fn <a href='#method.with_month0-1' class='fnname'>with_month0</a>(&amp;self, month0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#895-897' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the month number (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_month0"><code>NaiveDate::with_month0</code></a> method.</p>
<h1 id="example-26" class="section-header"><a href="#example-26">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_month0</span>(<span class="number">9</span>), <span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">10</span>, <span class="number">30</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_month0</span>(<span class="number">12</span>), <span class="prelude-val">None</span>); <span class="comment">// no month 13</span>
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_month0</span>(<span class="number">1</span>), <span class="prelude-val">None</span>); <span class="comment">// no February 30</span></pre></div>
</div><h4 id='method.with_day-1' class="method"><code id='with_day.v-2'>fn <a href='#method.with_day-1' class='fnname'>with_day</a>(&amp;self, day: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#916-918' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the day of month (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_day"><code>NaiveDate::with_day</code></a> method.</p>
<h1 id="example-27" class="section-header"><a href="#example-27">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_day</span>(<span class="number">30</span>), <span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_day</span>(<span class="number">31</span>), <span class="prelude-val">None</span>); <span class="comment">// no September 31</span></pre></div>
</div><h4 id='method.with_day0-1' class="method"><code id='with_day0.v-2'>fn <a href='#method.with_day0-1' class='fnname'>with_day0</a>(&amp;self, day0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#937-939' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the day of month (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_day0"><code>NaiveDate::with_day0</code></a> method.</p>
<h1 id="example-28" class="section-header"><a href="#example-28">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_day0</span>(<span class="number">29</span>), <span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">30</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_day0</span>(<span class="number">30</span>), <span class="prelude-val">None</span>); <span class="comment">// no September 31</span></pre></div>
</div><h4 id='method.with_ordinal-1' class="method"><code id='with_ordinal.v-2'>fn <a href='#method.with_ordinal-1' class='fnname'>with_ordinal</a>(&amp;self, ordinal: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#965-967' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the day of year (starting from 1) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_ordinal"><code>NaiveDate::with_ordinal</code></a> method.</p>
<h1 id="example-29" class="section-header"><a href="#example-29">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal</span>(<span class="number">60</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">3</span>, <span class="number">1</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal</span>(<span class="number">366</span>), <span class="prelude-val">None</span>); <span class="comment">// 2015 had only 365 days</span>
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal</span>(<span class="number">60</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">2</span>, <span class="number">29</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal</span>(<span class="number">366</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">12</span>, <span class="number">31</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));</pre></div>
</div><h4 id='method.with_ordinal0-1' class="method"><code id='with_ordinal0.v-2'>fn <a href='#method.with_ordinal0-1' class='fnname'>with_ordinal0</a>(&amp;self, ordinal0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/naive/struct.NaiveDateTime.html" title="struct chrono::naive::NaiveDateTime">NaiveDateTime</a>&gt;</code><a class='srclink' href='../src/chrono/naive/datetime.rs.html#993-995' title='goto source code'>[src]</a></h4><div class='docblock'><p>Makes a new <code>NaiveDateTime</code> with the day of year (starting from 0) changed.</p>
<p>Returns <code>None</code> when the resulting <code>NaiveDateTime</code> would be invalid.</p>
<p>See also the
<a href="./struct.NaiveDate.html#method.with_ordinal0"><code>NaiveDate::with_ordinal0</code></a> method.</p>
<h1 id="example-30" class="section-header"><a href="#example-30">Example</a></h1>
<div class="example-wrap"><pre class="rust rust-example-rendered">
<span class="kw">use</span> <span class="ident">chrono</span>::{<span class="ident">NaiveDate</span>, <span class="ident">NaiveDateTime</span>, <span class="ident">Datelike</span>};
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal0</span>(<span class="number">59</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2015</span>, <span class="number">3</span>, <span class="number">1</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal0</span>(<span class="number">365</span>), <span class="prelude-val">None</span>); <span class="comment">// 2015 had only 365 days</span>
<span class="kw">let</span> <span class="ident">dt</span>: <span class="ident">NaiveDateTime</span> <span class="op">=</span> <span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">9</span>, <span class="number">8</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>);
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal0</span>(<span class="number">59</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">2</span>, <span class="number">29</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));
<span class="macro">assert_eq</span><span class="macro">!</span>(<span class="ident">dt</span>.<span class="ident">with_ordinal0</span>(<span class="number">365</span>),
<span class="prelude-val">Some</span>(<span class="ident">NaiveDate</span>::<span class="ident">from_ymd</span>(<span class="number">2016</span>, <span class="number">12</span>, <span class="number">31</span>).<span class="ident">and_hms</span>(<span class="number">12</span>, <span class="number">34</span>, <span class="number">56</span>)));</pre></div>
</div><h4 id='method.year_ce-2' class="method"><code id='year_ce.v-2'>fn <a href='../chrono/trait.Datelike.html#method.year_ce' class='fnname'>year_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><a class='srclink' href='../src/chrono/lib.rs.html#803-810' title='goto source code'>[src]</a></h4><h4 id='method.num_days_from_ce-2' class="method"><code id='num_days_from_ce.v-2'>fn <a href='../chrono/trait.Datelike.html#method.num_days_from_ce' class='fnname'>num_days_from_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/lib.rs.html#893-905' title='goto source code'>[src]</a></h4></div><h3 id='impl-Datelike-2' class='impl'><code class='in-band'>impl&lt;Tz:&nbsp;<a class="trait" href="../chrono/offset/trait.TimeZone.html" title="trait chrono::offset::TimeZone">TimeZone</a>&gt; Datelike for <a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;</code><a href='#impl-Datelike-2' class='anchor'></a><a class='srclink' href='../src/chrono/date.rs.html#273-318' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.year-2' class="method hidden"><code id='year.v-3'>fn <a href='#method.year-2' class='fnname'>year</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/date.rs.html#274' title='goto source code'>[src]</a></h4><h4 id='method.month-2' class="method hidden"><code id='month.v-3'>fn <a href='#method.month-2' class='fnname'>month</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/date.rs.html#275' title='goto source code'>[src]</a></h4><h4 id='method.month0-2' class="method hidden"><code id='month0.v-3'>fn <a href='#method.month0-2' class='fnname'>month0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/date.rs.html#276' title='goto source code'>[src]</a></h4><h4 id='method.day-2' class="method hidden"><code id='day.v-3'>fn <a href='#method.day-2' class='fnname'>day</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/date.rs.html#277' title='goto source code'>[src]</a></h4><h4 id='method.day0-2' class="method hidden"><code id='day0.v-3'>fn <a href='#method.day0-2' class='fnname'>day0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/date.rs.html#278' title='goto source code'>[src]</a></h4><h4 id='method.ordinal-2' class="method hidden"><code id='ordinal.v-3'>fn <a href='#method.ordinal-2' class='fnname'>ordinal</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/date.rs.html#279' title='goto source code'>[src]</a></h4><h4 id='method.ordinal0-2' class="method hidden"><code id='ordinal0.v-3'>fn <a href='#method.ordinal0-2' class='fnname'>ordinal0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/date.rs.html#280' title='goto source code'>[src]</a></h4><h4 id='method.weekday-2' class="method hidden"><code id='weekday.v-3'>fn <a href='#method.weekday-2' class='fnname'>weekday</a>(&amp;self) -&gt; <a class="enum" href="../chrono/enum.Weekday.html" title="enum chrono::Weekday">Weekday</a></code><a class='srclink' href='../src/chrono/date.rs.html#281' title='goto source code'>[src]</a></h4><h4 id='method.iso_week-2' class="method hidden"><code id='iso_week.v-3'>fn <a href='#method.iso_week-2' class='fnname'>iso_week</a>(&amp;self) -&gt; <a class="struct" href="../chrono/naive/struct.IsoWeek.html" title="struct chrono::naive::IsoWeek">IsoWeek</a></code><a class='srclink' href='../src/chrono/date.rs.html#282' title='goto source code'>[src]</a></h4><h4 id='method.with_year-2' class="method hidden"><code id='with_year.v-3'>fn <a href='#method.with_year-2' class='fnname'>with_year</a>(&amp;self, year: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#285-287' title='goto source code'>[src]</a></h4><h4 id='method.with_month-2' class="method hidden"><code id='with_month.v-3'>fn <a href='#method.with_month-2' class='fnname'>with_month</a>(&amp;self, month: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#290-292' title='goto source code'>[src]</a></h4><h4 id='method.with_month0-2' class="method hidden"><code id='with_month0.v-3'>fn <a href='#method.with_month0-2' class='fnname'>with_month0</a>(&amp;self, month0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#295-297' title='goto source code'>[src]</a></h4><h4 id='method.with_day-2' class="method hidden"><code id='with_day.v-3'>fn <a href='#method.with_day-2' class='fnname'>with_day</a>(&amp;self, day: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#300-302' title='goto source code'>[src]</a></h4><h4 id='method.with_day0-2' class="method hidden"><code id='with_day0.v-3'>fn <a href='#method.with_day0-2' class='fnname'>with_day0</a>(&amp;self, day0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#305-307' title='goto source code'>[src]</a></h4><h4 id='method.with_ordinal-2' class="method hidden"><code id='with_ordinal.v-3'>fn <a href='#method.with_ordinal-2' class='fnname'>with_ordinal</a>(&amp;self, ordinal: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#310-312' title='goto source code'>[src]</a></h4><h4 id='method.with_ordinal0-2' class="method hidden"><code id='with_ordinal0.v-3'>fn <a href='#method.with_ordinal0-2' class='fnname'>with_ordinal0</a>(&amp;self, ordinal0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.Date.html" title="struct chrono::Date">Date</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/date.rs.html#315-317' title='goto source code'>[src]</a></h4><h4 id='method.year_ce-3' class="method"><code id='year_ce.v-3'>fn <a href='../chrono/trait.Datelike.html#method.year_ce' class='fnname'>year_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><a class='srclink' href='../src/chrono/lib.rs.html#803-810' title='goto source code'>[src]</a></h4><h4 id='method.num_days_from_ce-3' class="method"><code id='num_days_from_ce.v-3'>fn <a href='../chrono/trait.Datelike.html#method.num_days_from_ce' class='fnname'>num_days_from_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/lib.rs.html#893-905' title='goto source code'>[src]</a></h4></div><h3 id='impl-Datelike-3' class='impl'><code class='in-band'>impl&lt;Tz:&nbsp;<a class="trait" href="../chrono/offset/trait.TimeZone.html" title="trait chrono::offset::TimeZone">TimeZone</a>&gt; Datelike for <a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;</code><a href='#impl-Datelike-3' class='anchor'></a><a class='srclink' href='../src/chrono/datetime.rs.html#397-442' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.year-3' class="method hidden"><code id='year.v-4'>fn <a href='#method.year-3' class='fnname'>year</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#398' title='goto source code'>[src]</a></h4><h4 id='method.month-3' class="method hidden"><code id='month.v-4'>fn <a href='#method.month-3' class='fnname'>month</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#399' title='goto source code'>[src]</a></h4><h4 id='method.month0-3' class="method hidden"><code id='month0.v-4'>fn <a href='#method.month0-3' class='fnname'>month0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#400' title='goto source code'>[src]</a></h4><h4 id='method.day-3' class="method hidden"><code id='day.v-4'>fn <a href='#method.day-3' class='fnname'>day</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#401' title='goto source code'>[src]</a></h4><h4 id='method.day0-3' class="method hidden"><code id='day0.v-4'>fn <a href='#method.day0-3' class='fnname'>day0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#402' title='goto source code'>[src]</a></h4><h4 id='method.ordinal-3' class="method hidden"><code id='ordinal.v-4'>fn <a href='#method.ordinal-3' class='fnname'>ordinal</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#403' title='goto source code'>[src]</a></h4><h4 id='method.ordinal0-3' class="method hidden"><code id='ordinal0.v-4'>fn <a href='#method.ordinal0-3' class='fnname'>ordinal0</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#404' title='goto source code'>[src]</a></h4><h4 id='method.weekday-3' class="method hidden"><code id='weekday.v-4'>fn <a href='#method.weekday-3' class='fnname'>weekday</a>(&amp;self) -&gt; <a class="enum" href="../chrono/enum.Weekday.html" title="enum chrono::Weekday">Weekday</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#405' title='goto source code'>[src]</a></h4><h4 id='method.iso_week-3' class="method hidden"><code id='iso_week.v-4'>fn <a href='#method.iso_week-3' class='fnname'>iso_week</a>(&amp;self) -&gt; <a class="struct" href="../chrono/naive/struct.IsoWeek.html" title="struct chrono::naive::IsoWeek">IsoWeek</a></code><a class='srclink' href='../src/chrono/datetime.rs.html#406' title='goto source code'>[src]</a></h4><h4 id='method.with_year-3' class="method hidden"><code id='with_year.v-4'>fn <a href='#method.with_year-3' class='fnname'>with_year</a>(&amp;self, year: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#409-411' title='goto source code'>[src]</a></h4><h4 id='method.with_month-3' class="method hidden"><code id='with_month.v-4'>fn <a href='#method.with_month-3' class='fnname'>with_month</a>(&amp;self, month: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#414-416' title='goto source code'>[src]</a></h4><h4 id='method.with_month0-3' class="method hidden"><code id='with_month0.v-4'>fn <a href='#method.with_month0-3' class='fnname'>with_month0</a>(&amp;self, month0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#419-421' title='goto source code'>[src]</a></h4><h4 id='method.with_day-3' class="method hidden"><code id='with_day.v-4'>fn <a href='#method.with_day-3' class='fnname'>with_day</a>(&amp;self, day: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#424-426' title='goto source code'>[src]</a></h4><h4 id='method.with_day0-3' class="method hidden"><code id='with_day0.v-4'>fn <a href='#method.with_day0-3' class='fnname'>with_day0</a>(&amp;self, day0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#429-431' title='goto source code'>[src]</a></h4><h4 id='method.with_ordinal-3' class="method hidden"><code id='with_ordinal.v-4'>fn <a href='#method.with_ordinal-3' class='fnname'>with_ordinal</a>(&amp;self, ordinal: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#434-436' title='goto source code'>[src]</a></h4><h4 id='method.with_ordinal0-3' class="method hidden"><code id='with_ordinal0.v-4'>fn <a href='#method.with_ordinal0-3' class='fnname'>with_ordinal0</a>(&amp;self, ordinal0: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../chrono/struct.DateTime.html" title="struct chrono::DateTime">DateTime</a>&lt;Tz&gt;&gt;</code><a class='srclink' href='../src/chrono/datetime.rs.html#439-441' title='goto source code'>[src]</a></h4><h4 id='method.year_ce-4' class="method"><code id='year_ce.v-4'>fn <a href='../chrono/trait.Datelike.html#method.year_ce' class='fnname'>year_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">(</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a>, <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.tuple.html">)</a></code><a class='srclink' href='../src/chrono/lib.rs.html#803-810' title='goto source code'>[src]</a></h4><h4 id='method.num_days_from_ce-4' class="method"><code id='num_days_from_ce.v-4'>fn <a href='../chrono/trait.Datelike.html#method.num_days_from_ce' class='fnname'>num_days_from_ce</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i32.html">i32</a></code><a class='srclink' href='../src/chrono/lib.rs.html#893-905' title='goto source code'>[src]</a></h4></div></div><span class='loading-content'>Loading content...</span><script type="text/javascript">window.inlined_types=new Set([]);</script><script type="text/javascript" async
src="../implementors/chrono/trait.Datelike.js">
</script></section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>&#9166;</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g., <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g., <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g., <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../";window.currentCrate = "chrono";</script><script src="../aliases.js"></script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html>
Reference in New Issue View Git Blame Copy Permalink