<!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="Source to the Rust file `libstd_unicode/lib.rs`."> <meta name="keywords" content="rust, rustlang, rust-lang"> <title>lib.rs.html -- source</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="../../main.css" id="themeStyle"> <script src="../../storage.js"></script> <link rel="shortcut icon" href="https://doc.rust-lang.org/favicon.ico"> </head> <body class="rustdoc source"> <!--[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">☰</div> <a href='../../std_unicode/index.html'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png' alt='logo' width='100'></a> </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"> <input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"> </div> </form> </nav> <section id='main' class="content"><pre class="line-numbers"><span id="1"> 1</span> <span id="2"> 2</span> <span id="3"> 3</span> <span id="4"> 4</span> <span id="5"> 5</span> <span id="6"> 6</span> <span id="7"> 7</span> <span id="8"> 8</span> <span id="9"> 9</span> <span id="10">10</span> <span id="11">11</span> <span id="12">12</span> <span id="13">13</span> <span id="14">14</span> <span id="15">15</span> <span id="16">16</span> <span id="17">17</span> <span id="18">18</span> <span id="19">19</span> <span id="20">20</span> <span id="21">21</span> <span id="22">22</span> <span id="23">23</span> <span id="24">24</span> <span id="25">25</span> <span id="26">26</span> <span id="27">27</span> <span id="28">28</span> <span id="29">29</span> <span id="30">30</span> <span id="31">31</span> <span id="32">32</span> <span id="33">33</span> <span id="34">34</span> <span id="35">35</span> <span id="36">36</span> <span id="37">37</span> <span id="38">38</span> <span id="39">39</span> <span id="40">40</span> <span id="41">41</span> <span id="42">42</span> <span id="43">43</span> <span id="44">44</span> <span id="45">45</span> <span id="46">46</span> <span id="47">47</span> <span id="48">48</span> <span id="49">49</span> <span id="50">50</span> <span id="51">51</span> <span id="52">52</span> <span id="53">53</span> <span id="54">54</span> <span id="55">55</span> <span id="56">56</span> <span id="57">57</span> <span id="58">58</span> <span id="59">59</span> <span id="60">60</span> <span id="61">61</span> <span id="62">62</span> <span id="63">63</span> <span id="64">64</span> <span id="65">65</span> <span id="66">66</span> <span id="67">67</span> </pre><pre class="rust "> <span class="comment">// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT</span> <span class="comment">// file at the top-level directory of this distribution and at</span> <span class="comment">// http://rust-lang.org/COPYRIGHT.</span> <span class="comment">//</span> <span class="comment">// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license</span> <span class="comment">// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your</span> <span class="comment">// option. This file may not be copied, modified, or distributed</span> <span class="comment">// except according to those terms.</span> <span class="doccomment">//! # The Unicode Library</span> <span class="doccomment">//!</span> <span class="doccomment">//! Unicode-intensive functions for `char` and `str` types.</span> <span class="doccomment">//!</span> <span class="doccomment">//! This crate provides a collection of Unicode-related functionality,</span> <span class="doccomment">//! including decompositions, conversions, etc., and provides traits</span> <span class="doccomment">//! implementing these functions for the `char` and `str` types.</span> <span class="doccomment">//!</span> <span class="doccomment">//! The functionality included here is only that which is necessary to</span> <span class="doccomment">//! provide for basic string-related manipulations. This crate does not</span> <span class="doccomment">//! (yet) aim to provide a full set of Unicode tables.</span> <span class="attribute">#![<span class="ident">unstable</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"unicode"</span>, <span class="ident">issue</span> <span class="op">=</span> <span class="string">"27783"</span>)]</span> <span class="attribute">#![<span class="ident">doc</span>(<span class="ident">html_logo_url</span> <span class="op">=</span> <span class="string">"https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png"</span>, <span class="ident">html_favicon_url</span> <span class="op">=</span> <span class="string">"https://doc.rust-lang.org/favicon.ico"</span>, <span class="ident">html_root_url</span> <span class="op">=</span> <span class="string">"https://doc.rust-lang.org/nightly/"</span>, <span class="ident">html_playground_url</span> <span class="op">=</span> <span class="string">"https://play.rust-lang.org/"</span>, <span class="ident">issue_tracker_base_url</span> <span class="op">=</span> <span class="string">"https://github.com/rust-lang/rust/issues/"</span>, <span class="ident">test</span>(<span class="ident">no_crate_inject</span>, <span class="ident">attr</span>(<span class="ident">allow</span>(<span class="ident">unused_variables</span>), <span class="ident">deny</span>(<span class="ident">warnings</span>))))]</span> <span class="attribute">#![<span class="ident">deny</span>(<span class="ident">warnings</span>)]</span> <span class="attribute">#![<span class="ident">deny</span>(<span class="ident">missing_debug_implementations</span>)]</span> <span class="attribute">#![<span class="ident">no_std</span>]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">ascii_ctype</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">core_char_ext</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">str_internals</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">decode_utf8</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">fn_traits</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">fused</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">lang_items</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">non_exhaustive</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">staged_api</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">try_from</span>)]</span> <span class="attribute">#![<span class="ident">feature</span>(<span class="ident">unboxed_closures</span>)]</span> <span class="kw">mod</span> <span class="ident">bool_trie</span>; <span class="kw">mod</span> <span class="ident">tables</span>; <span class="kw">mod</span> <span class="ident">u_str</span>; <span class="kw">mod</span> <span class="ident">version</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">char</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">lossy</span>; <span class="attribute">#[<span class="ident">allow</span>(<span class="ident">deprecated</span>)]</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">str</span> { <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">u_str</span>::{<span class="ident">SplitWhitespace</span>, <span class="ident">UnicodeStr</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">u_str</span>::<span class="ident">Utf16Encoder</span>; } <span class="comment">// For use in liballoc, not re-exported in libstd.</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">derived_property</span> { <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">tables</span>::<span class="ident">derived_property</span>::{<span class="ident">Case_Ignorable</span>, <span class="ident">Cased</span>}; } <span class="comment">// For use in libsyntax</span> <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">property</span> { <span class="kw">pub</span> <span class="kw">use</span> <span class="ident">tables</span>::<span class="ident">property</span>::<span class="ident">Pattern_White_Space</span>; } </pre> </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>⏎</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> </div> </div> </aside> <script> window.rootPath = "../../"; window.currentCrate = "std_unicode"; </script> <script src="../../main.js"></script> <script defer src="../../search-index.js"></script> </body> </html>