<!DOCTYPE html><htmllang="en"><head><metacharset="utf-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><metaname="generator"content="rustdoc"><metaname="description"content="Methods for determining displayed width of Unicode characters."><title>UnicodeWidthChar in unicode_width - Rust</title><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><linkrel="preload"as="font"type="font/woff2"crossoriginhref="../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><linkrel="stylesheet"href="../static.files/normalize-76eba96aa4d2e634.css"><linkrel="stylesheet"href="../static.files/rustdoc-5bc39a1768837dd0.css"><metaname="rustdoc-vars"data-root-path="../"data-static-root-path="../static.files/"data-current-crate="unicode_width"data-themes=""data-resource-suffix=""data-rustdoc-version="1.77.2 (25ef9e3d8 2024-04-09)"data-channel="1.77.2"data-search-js="search-dd67cee4cfa65049.js"data-settings-js="settings-4313503d2e1961c2.js"><scriptsrc="../static.files/storage-4c98445ec4002617.js"></script><scriptdefersrc="sidebar-items.js"></script><scriptdefersrc="../static.files/main-48f368f3872407c8.js"></script><noscript><linkrel="stylesheet"href="../static.files/noscript-04d5337699b92874.css"></noscript><linkrel="icon"href="https://unicode-rs.github.io/unicode-rs_sm.png"></head><bodyclass="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><navclass="mobile-topbar"><buttonclass="sidebar-menu-toggle"title="show sidebar"></button><aclass="logo-container"href="../unicode_width/index.html"><imgsrc="https://unicode-rs.github.io/unicode-rs_sm.png"alt=""></a></nav><navclass="sidebar"><divclass="sidebar-crate"><aclass="logo-container"href="../unicode_width/index.html"><imgsrc="https://unicode-rs.github.io/unicode-rs_sm.png"alt="logo"></a><h2><ahref="../unicode_width/index.html">unicode_width</a><spanclass="version">0.1.11</span></h2></div><h2class="location"><ahref="#">UnicodeWidthChar</a></h2><divclass="sidebar-elems"><section><h3><ahref="#required-methods">Required Methods</a></h3><ulclass="block"><li><ahref="#tymethod.width">width</a></li><li><ahref="#tymethod.width_cjk">width_cjk</a></li></ul><h3><ahref="#foreign-impls">Implementations on Foreign Types</a></h3><ulclass="block"><li><ahref="#impl-UnicodeWidthChar-for-char">char</a></li></ul><h3><ahref="#implementors">Implementors</a></h3></section><h2><ahref="index.html">In crate unicode_width</a></h2></div></nav><divclass="sidebar-resizer"></div>
<main><divclass="width-limiter"><navclass="sub"><formclass="search-form"><span></span><divid="sidebar-button"tabindex="-1"><ahref="../unicode_width/all.html"title="show sidebar"></a></div><inputclass="search-input"name="search"aria-label="Run search in the documentation"autocomplete="off"spellcheck="false"placeholder="Click or press ‘S’ to search, ‘?’ for more options…"type="search"><divid="help-button"tabindex="-1"><ahref="../help.html"title="help">?</a></div><divid="settings-menu"tabindex="-1"><ahref="../settings.html"title="settings"><imgwidth="22"height="22"alt="Change settings"src="../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><sectionid="main-content"class="content"><divclass="main-heading"><h1>Trait <ahref="index.html">unicode_width</a>::<wbr><aclass="trait"href="#">UnicodeWidthChar</a><buttonid="copy-path"title="Copy item path to clipboard"><imgsrc="../static.files/clipboard-7571035ce49a181d.svg"width="19"height="18"alt="Copy item path"></button></h1><spanclass="out-of-band"><aclass="src"href="../src/unicode_width/lib.rs.html#68-86">source</a> · <buttonid="toggle-all-docs"title="collapse all docs">[<span>−</span>]</button></span></div><preclass="rust item-decl"><code>pub trait UnicodeWidthChar {
}</code></pre><detailsclass="toggle top-doc"open><summaryclass="hideme"><span>Expand description</span></summary><divclass="docblock"><p>Methods for determining displayed width of Unicode characters.</p>
</div></details><h2id="required-methods"class="section-header">Required Methods<ahref="#required-methods"class="anchor">§</a></h2><divclass="methods"><detailsclass="toggle method-toggle"open><summary><sectionid="tymethod.width"class="method"><aclass="src rightside"href="../src/unicode_width/lib.rs.html#76">source</a><h4class="code-header">fn <ahref="#tymethod.width"class="fn">width</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/1.77.2/core/option/enum.Option.html"title="enum core::option::Option">Option</a><<aclass="primitive"href="https://doc.rust-lang.org/1.77.2/core/primitive.usize.html">usize</a>></h4></section></summary><divclass="docblock"><p>Returns the character’s displayed width in columns, or <code>None</code> if the
</div></details><detailsclass="toggle method-toggle"open><summary><sectionid="tymethod.width_cjk"class="method"><aclass="src rightside"href="../src/unicode_width/lib.rs.html#85">source</a><h4class="code-header">fn <ahref="#tymethod.width_cjk"class="fn">width_cjk</a>(self) -><aclass="enum"href="https://doc.rust-lang.org/1.77.2/core/option/enum.Option.html"title="enum core::option::Option">Option</a><<aclass="primitive"href="https://doc.rust-lang.org/1.77.2/core/primitive.usize.html">usize</a>></h4></section></summary><divclass="docblock"><p>Returns the character’s displayed width in columns, or <code>None</code> if the
