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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="API documentation for the Rust `OptionIntoWasmAbi` trait in crate `wasm_bindgen`."><meta name="keywords" content="rust, rustlang, rust-lang, OptionIntoWasmAbi"><title>wasm_bindgen::convert::OptionIntoWasmAbi - 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><noscript><link rel="stylesheet" href="../../noscript.css"></noscript><link rel="shortcut icon" href="../../favicon.ico"><style type="text/css">#crate-search{background-image:url("../../down-arrow.svg");}</style></head><body class="rustdoc trait"><!--[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='../../wasm_bindgen/index.html'><div class='logo-container'><img src='../../rust-logo.png' alt='logo'></div></a><p class='location'>Trait OptionIntoWasmAbi</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#required-methods">Required Methods</a><div class="sidebar-links"><a href="#tymethod.none">none</a></div><a class="sidebar-title" href="#foreign-impls">Implementations on Foreign Types</a><div class="sidebar-links"><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bf32%5D">&'a [f32]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bf64%5D">&'a [f64]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bi16%5D">&'a [i16]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bi32%5D">&'a [i32]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bi64%5D">&'a [i64]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bi8%5D">&'a [i8]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bisize%5D">&'a [isize]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bu16%5D">&'a [u16]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bu32%5D">&'a [u32]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bu64%5D">&'a [u64]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Bu8%5D">&'a [u8]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20%5Busize%5D">&'a [usize]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bf32%5D">&'a mut [f32]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bf64%5D">&'a mut [f64]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bi16%5D">&'a mut [i16]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bi32%5D">&'a mut [i32]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bi64%5D">&'a mut [i64]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bi8%5D">&'a mut [i8]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bisize%5D">&'a mut [isize]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bu16%5D">&'a mut [u16]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bu32%5D">&'a mut [u32]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bu64%5D">&'a mut [u64]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Bu8%5D">&'a mut [u8]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20mut%20%5Busize%5D">&'a mut [usize]</a><a href="#impl-OptionIntoWasmAbi-for-%26%27a%20str">&'a str</a><a href="#impl-OptionIntoWasmAbi-for-Box%3C%5BJsValue%5D%3E">Box<[JsValue]></a><a href="#impl-OptionIntoWasmAbi-for-Box%3C%5Bf32%5D%3E">Box<[f32]></a><a href="#impl-OptionIntoWasmAbi-for-Box%3C%5Bf64%5D%3E">Box<[f64]></a><a href="#impl-OptionIntoWasmAbi-for-Box%3C%5Bi16%5D%3E">Box<[i16]></a><a href="#impl-OptionIntoW
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fn <a href='#tymethod.none' class='fnname'>none</a>() -> Self::<a class="type" href="../../wasm_bindgen/convert/trait.IntoWasmAbi.html#associatedtype.Abi" title="type wasm_bindgen::convert::IntoWasmAbi::Abi">Abi</a>;
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}</pre></div><div class='docblock'><p>Indicates that this type can be passed to JS as <code>Option<Self></code>.</p>
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<p>This trait is used when implementing <code>IntoWasmAbi for Option<T></code>.</p>
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</div>
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<h2 id='required-methods' class='small-section-header'>Required methods<a href='#required-methods' class='anchor'></a></h2><div class='methods'><h3 id='tymethod.none' class='method'><code id='none.v'>fn <a href='#tymethod.none' class='fnname'>none</a>() -> Self::<a class="type" href="../../wasm_bindgen/convert/trait.IntoWasmAbi.html#associatedtype.Abi" title="type wasm_bindgen::convert::IntoWasmAbi::Abi">Abi</a></code></h3><div class='docblock'><p>Returns an ABI instance indicating "none", which JS will interpret as
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the <code>None</code> branch of this option.</p>
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<p>It should be guaranteed that the <code>IntoWasmAbi</code> can never produce the ABI
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value returned here.</p>
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</div></div><span class='loading-content'>Loading content...</span>
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<h2 id='foreign-impls' class='small-section-header'>Implementations on Foreign Types<a href='#foreign-impls' class='anchor'></a></h2><h3 id='impl-OptionIntoWasmAbi-for-i8' class='impl'><code class='in-band'>impl <a class="trait" href="../../wasm_bindgen/convert/trait.OptionIntoWasmAbi.html" title="trait wasm_bindgen::convert::OptionIntoWasmAbi">OptionIntoWasmAbi</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i8.html">i8</a></code><a href='#impl-OptionIntoWasmAbi-for-i8' class='anchor'></a><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#134-137' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.none' class="method hidden"><code id='none.v-1'>fn <a href='#method.none' class='fnname'>none</a>() -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#136' title='goto source code'>[src]</a></h4></div><h3 id='impl-OptionIntoWasmAbi-for-u8' class='impl'><code class='in-band'>impl <a class="trait" href="../../wasm_bindgen/convert/trait.OptionIntoWasmAbi.html" title="trait wasm_bindgen::convert::OptionIntoWasmAbi">OptionIntoWasmAbi</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u8.html">u8</a></code><a href='#impl-OptionIntoWasmAbi-for-u8' class='anchor'></a><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#134-137' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.none-1' class="method hidden"><code id='none.v-2'>fn <a href='#method.none' class='fnname'>none</a>() -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#136' title='goto source code'>[src]</a></h4></div><h3 id='impl-OptionIntoWasmAbi-for-i16' class='impl'><code class='in-band'>impl <a class="trait" href="../../wasm_bindgen/convert/trait.OptionIntoWasmAbi.html" title="trait wasm_bindgen::convert::OptionIntoWasmAbi">OptionIntoWasmAbi</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.i16.html">i16</a></code><a href='#impl-OptionIntoWasmAbi-for-i16' class='anchor'></a><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#134-137' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.none-2' class="method hidden"><code id='none.v-3'>fn <a href='#method.none' class='fnname'>none</a>() -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#136' title='goto source code'>[src]</a></h4></div><h3 id='impl-OptionIntoWasmAbi-for-u16' class='impl'><code class='in-band'>impl <a class="trait" href="../../wasm_bindgen/convert/trait.OptionIntoWasmAbi.html" title="trait wasm_bindgen::convert::OptionIntoWasmAbi">OptionIntoWasmAbi</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a></code><a href='#impl-OptionIntoWasmAbi-for-u16' class='anchor'></a><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#134-137' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.none-3' class="method hidden"><code id='none.v-4'>fn <a href='#method.none' class='fnname'>none</a>() -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u32.html">u32</a></code><a class='srclink' href='../../src/wasm_bindgen/convert/impls.rs.html#136' title='goto source code'>[src]</a></h4></div><h3 id='impl-OptionIntoWasmAbi-for-bool' class='impl'><code class='in-band'>impl <a class="trait" href="../../wasm_bindgen/convert/trait.OptionIntoWasmAbi.html" title="trait wasm_bindgen::convert::OptionIntoWasmAbi">OptionIntoWasmAbi</a> for <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a href='#impl-OptionIntoWasmAbi-for-bool' class='anchor'></a><a class='srcli
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<h2 id='implementors' class='small-section-header'>Implementors<a href='#implementors' class='anchor'></a></h2><div class='item-list' id='implementors-list'></div><span class='loading-content'>Loading content...</span><script type="text/javascript" src="../../implementors/wasm_bindgen/convert/trait.OptionIntoWasmAbi.js" async></script></section><section id="search" class="content hidden"></section><section class="footer"></section><script>window.rootPath = "../../";window.currentCrate = "wasm_bindgen";</script><script src="../../main.js"></script><script defer src="../../search-index.js"></script></body></html>
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