| <!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="`String` sampler"><meta name="keywords" content="rust, rustlang, rust-lang, DistString"><title>DistString in rand::distributions - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script src="../../crates.js"></script><script defer src="../../main.js"></script> |
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| </a><h2 class="location">Trait DistString</h2><div class="sidebar-elems"><div class="block items"><h3 class="sidebar-title"><a href="#required-methods">Required Methods</a></h3><div class="sidebar-links"><a href="#tymethod.append_string">append_string</a></div><h3 class="sidebar-title"><a href="#provided-methods">Provided Methods</a></h3><div class="sidebar-links"><a href="#method.sample_string">sample_string</a></div><h3 class="sidebar-title"><a href="#implementors">Implementors</a></h3></div><h2 class="location">Other items in<br><a href="../index.html">rand</a>::<wbr><a href="index.html">distributions</a></h2><div id="sidebar-vars" data-name="DistString" data-ty="trait" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../rand/index.html"><img src="https://www.rust-lang.org/logos/rust-logo-128x128-blk.png" alt="logo"></a><nav class="sub"><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="18" height="18" alt="Pick another theme!" src="../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><div> |
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| <h1 class="fqn"><span class="in-band">Trait <a href="../index.html">rand</a>::<wbr><a href="index.html">distributions</a>::<wbr><a class="trait" href="#">DistString</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"> |
| <a class="srclink" href="../../src/rand/distributions/distribution.rs.html#197-208" title="goto source code">source</a> · |
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| <div class="docblock item-decl"><pre class="rust trait"><code>pub trait DistString { |
| fn <a href="#tymethod.append_string" class="fnname">append_string</a><R: <a class="trait" href="../trait.Rng.html" title="trait rand::Rng">Rng</a> + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(<br> &self, <br> rng: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>R, <br> string: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>, <br> len: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br> ); |
| |
| fn <a href="#method.sample_string" class="fnname">sample_string</a><R: <a class="trait" href="../trait.Rng.html" title="trait rand::Rng">Rng</a> + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&self, rng: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>R, len: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a> { ... } |
| }</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p><code>String</code> sampler</p> |
| <p>Sampling a <code>String</code> of random characters is not quite the same as collecting |
| a sequence of chars. This trait contains some helpers.</p> |
| </div></details><h2 id="required-methods" class="small-section-header">Required methods<a href="#required-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="tymethod.append_string" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/rand/distributions/distribution.rs.html#199" title="goto source code">source</a></div><h4 class="code-header">fn <a href="#tymethod.append_string" class="fnname">append_string</a><R: <a class="trait" href="../trait.Rng.html" title="trait rand::Rng">Rng</a> + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(<br> &self, <br> rng: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>R, <br> string: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>, <br> len: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a><br>)</h4></div></summary><div class="docblock"><p>Append <code>len</code> random chars to <code>string</code></p> |
| </div></details></div><h2 id="provided-methods" class="small-section-header">Provided methods<a href="#provided-methods" class="anchor"></a></h2><div class="methods"><details class="rustdoc-toggle" open><summary><div id="method.sample_string" class="method has-srclink"><div class="rightside"><a class="srclink" href="../../src/rand/distributions/distribution.rs.html#203-207" title="goto source code">source</a></div><h4 class="code-header">fn <a href="#method.sample_string" class="fnname">sample_string</a><R: <a class="trait" href="../trait.Rng.html" title="trait rand::Rng">Rng</a> + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>>(&self, rng: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>R, len: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.usize.html">usize</a>) -> <a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a></h4></div></summary><div class="docblock"><p>Generate a <code>String</code> of <code>len</code> random chars</p> |
| </div></details></div><h2 id="implementors" class="small-section-header">Implementors<a href="#implementors" class="anchor"></a></h2><div class="item-list" id="implementors-list"><div id="impl-DistString" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/rand/distributions/other.rs.html#128-135" title="goto source code">source</a></div><a href="#impl-DistString" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="trait.DistString.html" title="trait rand::distributions::DistString">DistString</a> for <a class="struct" href="struct.Alphanumeric.html" title="struct rand::distributions::Alphanumeric">Alphanumeric</a></h3></div><div id="impl-DistString-1" class="impl has-srclink"><div class="rightside"><a class="srclink" href="../../src/rand/distributions/other.rs.html#98-106" title="goto source code">source</a></div><a href="#impl-DistString-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="trait.DistString.html" title="trait rand::distributions::DistString">DistString</a> for <a class="struct" href="struct.Standard.html" title="struct rand::distributions::Standard">Standard</a></h3></div><div class="docblock"><p>Note: the <code>String</code> is potentially left with excess capacity; optionally the |
| user may call <code>string.shrink_to_fit()</code> afterwards.</p> |
| </div></div><script type="text/javascript" src="../../implementors/rand/distributions/trait.DistString.js" async></script></section><section id="search" class="content hidden"></section></div></main><div id="rustdoc-vars" data-root-path="../../" data-current-crate="rand" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.60.0-nightly (1bd4fdc94 2022-01-12)" ></div> |
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