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struct.XorShiftRng.html

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  1. <!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 `XorShiftRng` struct in crate `rand`."><meta name="keywords" content="rust, rustlang, rust-lang, XorShiftRng"><title>rand::XorShiftRng - 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><link rel="shortcut icon" href="https://www.rust-lang.org/favicon.ico"></head><body class="rustdoc struct"><!--[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='../rand/index.html'><img src='https://www.rust-lang.org/logos/rust-logo-128x128-blk.png' alt='logo' width='100'></a><p class='location'>Struct XorShiftRng</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.new_unseeded">new_unseeded</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Clone">Clone</a><a href="#impl-Debug">Debug</a><a href="#impl-Rng">Rng</a><a href="#impl-SeedableRng%3C%5Bu32%3B%204%5D%3E">SeedableRng&lt;[u32; 4]&gt;</a><a href="#impl-Rand">Rand</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a></div></div><p class='location'><a href='index.html'>rand</a></p><script>window.sidebarCurrent = {name: 'XorShiftRng', ty: 'struct', 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"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><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='in-band'>Struct <a href='index.html'>rand</a>::<wbr><a class="struct" href=''>XorShiftRng</a></span><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/rand/prng/xorshift.rs.html#28-33' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust struct'>pub struct XorShiftRng { /* fields omitted */ }</pre></div><div class='docblock'><p>An Xorshift[1] random number
    2. 

  2. generator.</p>
    3. 

  3. <p>The Xorshift algorithm is not suitable for cryptographic purposes
    4. 

  4. but is very fast. If you do not know for sure that it fits your
    5. 

  5. requirements, use a more secure one such as <code>IsaacRng</code> or <code>OsRng</code>.</p>
    6. 

  6. <p>[1]: Marsaglia, George (July 2003). <a href="http://www.jstatsoft.org/v08/i14/paper">&quot;Xorshift
    7. 

  7. RNGs&quot;</a>. <em>Journal of
    8. 

  8. Statistical Software</em>. Vol. 8 (Issue 14).</p>
    9. 

  9. </div>
    10. 

  10.                     <h2 id='methods' class='small-section-header'>
    11. 

  11.                       Methods<a href='#methods' class='anchor'></a>
    12. 

  12.                     </h2>
    13. 

  13.                 <h3 id='impl' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#35-50' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.new_unseeded' class="method"><span id='new_unseeded.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.new_unseeded' class='fnname'>new_unseeded</a>() -&gt; <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#42-49' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Creates a new XorShiftRng instance which is not seeded.</p>
    14. 

  14. <p>The initial values of this RNG are constants, so all generators created
    15. 

  15. by this function will yield the same stream of random numbers. It is
    16. 

  16. highly recommended that this is created through <code>SeedableRng</code> instead of
    17. 

  17. this function</p>
    18. 

  18. </div></div>
    19. 

  19.                 <h2 id='implementations' class='small-section-header'>
    20. 

  20.                   Trait Implementations<a href='#implementations' class='anchor'></a>
    21. 

  21.                 </h2>
    22. 

  22.                 <div id='implementations-list'><h3 id='impl-Clone' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-Clone' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#27' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.clone' class="method"><span id='clone.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone' class='fnname'>clone</a>(&amp;self) -&gt; <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#27' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
    23. 

  23. </div><h4 id='method.clone_from' class="method"><span id='clone_from.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from' class='fnname'>clone_from</a>(&amp;mut self, source: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;</a>Self)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><div class='since' title='Stable since Rust version 1.0.0'>1.0.0</div><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/clone.rs.html#130-132' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
    24. 

  24. </div></div><h3 id='impl-Debug' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-Debug' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#27' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.fmt' class="method"><span id='fmt.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&amp;self, f: &amp;mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>) -&gt; <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#27' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
    25. 

  25. </div></div><h3 id='impl-Rng' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../rand/trait.Rng.html" title="trait rand::Rng">Rng</a> for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-Rng' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#52-64' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.next_u32' class="method"><span id='next_u32.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#tymethod.next_u32' class='fnname'>next_u32</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#54-63' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return the next random u32. <a href="../rand/trait.Rng.html#tymethod.next_u32">Read more</a></p>
    26. 

  26. </div><h4 id='method.next_u64' class="method"><span id='next_u64.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.next_u64' class='fnname'>next_u64</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u64.html">u64</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#353-355' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return the next random u64. <a href="../rand/trait.Rng.html#method.next_u64">Read more</a></p>
    27. 

  27. </div><h4 id='method.next_f32' class="method"><span id='next_f32.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.next_f32' class='fnname'>next_f32</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.f32.html">f32</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#383-389' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return the next random f32 selected from the half-open interval <code>[0, 1)</code>. <a href="../rand/trait.Rng.html#method.next_f32">Read more</a></p>
    28. 

  28. </div><h4 id='method.next_f64' class="method"><span id='next_f64.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.next_f64' class='fnname'>next_f64</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.f64.html">f64</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#401-407' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return the next random f64 selected from the half-open interval <code>[0, 1)</code>. <a href="../rand/trait.Rng.html#method.next_f64">Read more</a></p>
    29. 

  29. </div><h4 id='method.fill_bytes' class="method"><span id='fill_bytes.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.fill_bytes' class='fnname'>fill_bytes</a>(&amp;mut self, dest: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;mut [</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a><a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">]</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#436-458' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Fill <code>dest</code> with random data. <a href="../rand/trait.Rng.html#method.fill_bytes">Read more</a></p>
    30. 

  30. </div><h4 id='method.gen' class="method"><span id='gen.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.gen' class='fnname'>gen</a>&lt;T:&nbsp;<a class="trait" href="../rand/trait.Rand.html" title="trait rand::Rand">Rand</a>&gt;(&amp;mut self) -&gt; T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#473-475' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return a random value of a <code>Rand</code> type. <a href="../rand/trait.Rng.html#method.gen">Read more</a></p>
    31. 

  31. </div><h4 id='method.gen_iter' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../rand/struct.Generator.html" title="struct rand::Generator">Generator</a>&lt;'a, T, R&gt;</span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../rand/struct.Generator.html" title="struct rand::Generator">Generator</a>&lt;'a, T, R&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, T:&nbsp;<a class="trait" href="../rand/trait.Rand.html" title="trait rand::Rand">Rand</a>, R:&nbsp;<a class="trait" href="../rand/trait.Rng.html" title="trait rand::Rng">Rng</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/iterator/trait.Iterator.html" title="trait core::iter::iterator::Iterator">Iterator</a> for <a class="struct" href="../rand/struct.Generator.html" title="struct rand::Generator">Generator</a>&lt;'a, T, R&gt;</span><span class="where fmt-newline">    type <a href='https://doc.rust-lang.org/nightly/core/iter/iterator/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = T;</span></code></div></div><span id='gen_iter.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.gen_iter' class='fnname'>gen_iter</a>&lt;'a, T:&nbsp;<a class="trait" href="../rand/trait.Rand.html" title="trait rand::Rand">Rand</a>&gt;(&amp;'a mut self) -&gt; <a class="struct" href="../rand/struct.Generator.html" title="struct rand::Generator">Generator</a>&lt;'a, T, Self&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#491-493' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return an iterator that will yield an infinite number of randomly generated items. <a href="../rand/trait.Rng.html#method.gen_iter">Read more</a></p>
    32. 

  32. </div><h4 id='method.gen_range' class="method"><span id='gen_range.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.gen_range' class='fnname'>gen_range</a>&lt;T:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialOrd.html" title="trait core::cmp::PartialOrd">PartialOrd</a> + <a class="trait" href="../rand/distributions/range/trait.SampleRange.html" title="trait rand::distributions::range::SampleRange">SampleRange</a>&gt;(&amp;mut self, low: T, high: T) -&gt; T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#518-521' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Generate a random value in the range [<code>low</code>, <code>high</code>). <a href="../rand/trait.Rng.html#method.gen_range">Read more</a></p>
    33. 

  33. </div><h4 id='method.gen_weighted_bool' class="method"><span id='gen_weighted_bool.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.gen_weighted_bool' class='fnname'>gen_weighted_bool</a>(&amp;mut self, n: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a>) -&gt; <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a> <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#533-535' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return a bool with a 1 in n chance of true <a href="../rand/trait.Rng.html#method.gen_weighted_bool">Read more</a></p>
    34. 

  34. </div><h4 id='method.gen_ascii_chars' class="method"><div class="important-traits"><div class='tooltip'>ⓘ<span class='tooltiptext'>Important traits for <a class="struct" href="../rand/struct.AsciiGenerator.html" title="struct rand::AsciiGenerator">AsciiGenerator</a>&lt;'a, R&gt;</span></div><div class="content hidden"><h3 class="important">Important traits for <a class="struct" href="../rand/struct.AsciiGenerator.html" title="struct rand::AsciiGenerator">AsciiGenerator</a>&lt;'a, R&gt;</h3><code class="content"><span class="where fmt-newline">impl&lt;'a, R:&nbsp;<a class="trait" href="../rand/trait.Rng.html" title="trait rand::Rng">Rng</a>&gt; <a class="trait" href="https://doc.rust-lang.org/nightly/core/iter/iterator/trait.Iterator.html" title="trait core::iter::iterator::Iterator">Iterator</a> for <a class="struct" href="../rand/struct.AsciiGenerator.html" title="struct rand::AsciiGenerator">AsciiGenerator</a>&lt;'a, R&gt;</span><span class="where fmt-newline">    type <a href='https://doc.rust-lang.org/nightly/core/iter/iterator/trait.Iterator.html#associatedtype.Item' class="type">Item</a> = <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.char.html">char</a>;</span></code></div></div><span id='gen_ascii_chars.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.gen_ascii_chars' class='fnname'>gen_ascii_chars</a>&lt;'a&gt;(&amp;'a mut self) -&gt; <a class="struct" href="../rand/struct.AsciiGenerator.html" title="struct rand::AsciiGenerator">AsciiGenerator</a>&lt;'a, Self&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#547-549' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return an iterator of random characters from the set A-Z,a-z,0-9. <a href="../rand/trait.Rng.html#method.gen_ascii_chars">Read more</a></p>
    35. 

  35. </div><h4 id='method.choose' class="method"><span id='choose.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.choose' class='fnname'>choose</a>&lt;'a, T&gt;(&amp;mut self, values: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;'a [T]</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="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a </a>T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#565-571' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return a random element from <code>values</code>. <a href="../rand/trait.Rng.html#method.choose">Read more</a></p>
    36. 

  36. </div><h4 id='method.choose_mut' class="method"><span id='choose_mut.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.choose_mut' class='fnname'>choose_mut</a>&lt;'a, T&gt;(&amp;mut self, values: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;'a mut [T]</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="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'a mut </a>T&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#576-583' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Return a mutable pointer to a random element from <code>values</code>. <a href="../rand/trait.Rng.html#method.choose_mut">Read more</a></p>
    37. 

  37. </div><h4 id='method.shuffle' class="method"><span id='shuffle.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rng.html#method.shuffle' class='fnname'>shuffle</a>&lt;T&gt;(&amp;mut self, values: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&amp;mut [T]</a>) <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/lib.rs.html#602-610' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Shuffle a mutable slice in place. <a href="../rand/trait.Rng.html#method.shuffle">Read more</a></p>
    38. 

  38. </div></div><h3 id='impl-SeedableRng%3C%5Bu32%3B%204%5D%3E' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../rand/trait.SeedableRng.html" title="trait rand::SeedableRng">SeedableRng</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.array.html">[</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.array.html">; 4]</a>&gt; for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-SeedableRng%3C%5Bu32%3B%204%5D%3E' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#66-90' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.reseed' class="method"><span id='reseed.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.SeedableRng.html#tymethod.reseed' class='fnname'>reseed</a>(&amp;mut self, seed: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.array.html">[</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.array.html">; 4]</a>)</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#68-76' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Reseed an XorShiftRng. This will panic if <code>seed</code> is entirely 0.</p>
    39. 

  39. </div><h4 id='method.from_seed' class="method"><span id='from_seed.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.SeedableRng.html#tymethod.from_seed' class='fnname'>from_seed</a>(seed: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.array.html">[</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.array.html">; 4]</a>) -&gt; <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#79-89' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Create a new XorShiftRng. This will panic if <code>seed</code> is entirely 0.</p>
    40. 

  40. </div></div><h3 id='impl-Rand' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="../rand/trait.Rand.html" title="trait rand::Rand">Rand</a> for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-Rand' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#92-101' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='impl-items'><h4 id='method.rand' class="method"><span id='rand.v' class='invisible'><table class='table-display'><tbody><tr><td><code>fn <a href='../rand/trait.Rand.html#tymethod.rand' class='fnname'>rand</a>&lt;R:&nbsp;<a class="trait" href="../rand/trait.Rng.html" title="trait rand::Rng">Rng</a>&gt;(rng: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;mut </a>R) -&gt; <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../src/rand/prng/xorshift.rs.html#93-100' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Generates a random instance of this type using the specified source of randomness. <a href="../rand/trait.Rand.html#tymethod.rand">Read more</a></p>
    41. 

  41. </div></div></div>
    42. 

  42.                 <h2 id='synthetic-implementations' class='small-section-header'>
    43. 

  43.                   Auto Trait Implementations<a href='#synthetic-implementations' class='anchor'></a>
    44. 

  44.                 </h2>
    45. 

  45.                 <div id='synthetic-implementations-list'>
    46. 

  46.             <h3 id='impl-Send' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-Send' class='anchor'></a></span></td><td><span class='out-of-band'></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../rand/struct.XorShiftRng.html" title="struct rand::XorShiftRng">XorShiftRng</a></code><a href='#impl-Sync' class='anchor'></a></span></td><td><span class='out-of-band'></span></td></tr></tbody></table></h3><div class='impl-items'></div></div></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 = "rand";</script><script src="../aliases.js"></script><script src="../main.js"></script><script defer src="../search-index.js"></script></body></html>
    47.