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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Determine displayed width of `char` and `str` types according to Unicode Standard Annex #11 rules."><title>unicode_width - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceSerif4-Regular-46f98efaafac5295.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/FiraSans-Regular-018c141bf0843ffd.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/FiraSans-Medium-8f9a781e4970d388.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceCodePro-Regular-562dcc5011b6de7d.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/SourceCodePro-Semibold-d899c5a5c4aeb14a.ttf.woff2"><link rel="stylesheet" href="../static.files/normalize-76eba96aa4d2e634.css"><link rel="stylesheet" href="../static.files/rustdoc-5bc39a1768837dd0.css"><meta name="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" ><script src="../static.files/storage-4c98445ec4002617.js"></script><script defer src="../crates.js"></script><script defer src="../static.files/main-48f368f3872407c8.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-04d5337699b92874.css"></noscript><link rel="icon" href="https://unicode-rs.github.io/unicode-rs_sm.png"></head><body class="rustdoc mod crate"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button><a class="logo-container" href="../unicode_width/index.html"><img src="https://unicode-rs.github.io/unicode-rs_sm.png" alt=""></a></nav><nav class="sidebar"><div class="sidebar-crate"><a class="logo-container" href="../unicode_width/index.html"><img src="https://unicode-rs.github.io/unicode-rs_sm.png" alt="logo"></a><h2><a href="../unicode_width/index.html">unicode_width</a><span class="version">0.1.11</span></h2></div><div class="sidebar-elems"><ul class="block">
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<li><a id="all-types" href="all.html">All Items</a></li></ul><section><ul class="block"><li><a href="#constants">Constants</a></li><li><a href="#traits">Traits</a></li></ul></section></div></nav><div class="sidebar-resizer"></div>
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<main><div class="width-limiter"><nav class="sub"><form class="search-form"><span></span><div id="sidebar-button" tabindex="-1"><a href="../unicode_width/all.html" title="show sidebar"></a></div><input class="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"><div id="help-button" tabindex="-1"><a href="../help.html" title="help">?</a></div><div id="settings-menu" tabindex="-1"><a href="../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../static.files/wheel-7b819b6101059cd0.svg"></a></div></form></nav><section id="main-content" class="content"><div class="main-heading"><h1>Crate <a class="mod" href="#">unicode_width</a><button id="copy-path" title="Copy item path to clipboard"><img src="../static.files/clipboard-7571035ce49a181d.svg" width="19" height="18" alt="Copy item path"></button></h1><span class="out-of-band"><a class="src" href="../src/unicode_width/lib.rs.html#11-129">source</a> · <button id="toggle-all-docs" title="collapse all docs">[<span>−</span>]</button></span></div><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Determine displayed width of <code>char</code> and <code>str</code> types according to
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<a href="http://www.unicode.org/reports/tr11/">Unicode Standard Annex #11</a>
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rules.</p>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">extern crate </span>unicode_width;
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<span class="kw">use </span>unicode_width::UnicodeWidthStr;
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<span class="kw">fn </span>main() {
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<span class="kw">let </span>teststr = <span class="string">"Ｈｅｌｌｏ, ｗｏｒｌｄ!"</span>;
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<span class="kw">let </span>width = UnicodeWidthStr::width(teststr);
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<span class="macro">println!</span>(<span class="string">"{}"</span>, teststr);
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<span class="macro">println!</span>(<span class="string">"The above string is {} columns wide."</span>, width);
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<span class="kw">let </span>width = teststr.width_cjk();
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<span class="macro">println!</span>(<span class="string">"The above string is {} columns wide (CJK)."</span>, width);
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}</code></pre></div>
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<h2 id="features"><a class="doc-anchor" href="#features">§</a>features</h2>
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<p>unicode-width supports a <code>no_std</code> feature. This eliminates dependence
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on std, and instead uses equivalent functions from core.</p>
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<h2 id="cratesio"><a class="doc-anchor" href="#cratesio">§</a>crates.io</h2>
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<p>You can use this package in your project by adding the following
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to your <code>Cargo.toml</code>:</p>
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<div class="example-wrap"><pre class="language-toml"><code>[dependencies]
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unicode-width = "0.1.5"
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</code></pre></div></div></details><h2 id="constants" class="section-header">Constants<a href="#constants" class="anchor">§</a></h2><ul class="item-table"><li><div class="item-name"><a class="constant" href="constant.UNICODE_VERSION.html" title="constant unicode_width::UNICODE_VERSION">UNICODE_VERSION</a></div><div class="desc docblock-short">The version of <a href="http://www.unicode.org/">Unicode</a>
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that this version of unicode-width is based on.</div></li></ul><h2 id="traits" class="section-header">Traits<a href="#traits" class="anchor">§</a></h2><ul class="item-table"><li><div class="item-name"><a class="trait" href="trait.UnicodeWidthChar.html" title="trait unicode_width::UnicodeWidthChar">UnicodeWidthChar</a></div><div class="desc docblock-short">Methods for determining displayed width of Unicode characters.</div></li><li><div class="item-name"><a class="trait" href="trait.UnicodeWidthStr.html" title="trait unicode_width::UnicodeWidthStr">UnicodeWidthStr</a></div><div class="desc docblock-short">Methods for determining displayed width of Unicode strings.</div></li></ul></section></div></main></body></html> |