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6
docs/javascript/Reference/Global_Objects/SharedArrayBuffer/byteLength.html
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<div></div>
<p> <code><strong>byteLength</strong></code> 访问器属性表示以字节为单位的一个<a href="Reference/Global_Objects/SharedArrayBuffer" title="SharedArrayBuffer 对象用来表示一个通用的，固定长度的原始二进制数据缓冲区，类似于 ArrayBuffer 对象，它们都可以用来在共享内存（shared memory）上创建视图。与 ArrayBuffer 不同的是，SharedArrayBuffer 不能被分离。"><code>SharedArrayBuffer</code></a>的长度。</p>
<h2 id="Syntax">Syntax</h2>
<pre class="syntaxbox"><var>sab</var>.byteLength</pre>
<pre><code class="language-javascript"><var>sab</var>.byteLength</code></pre>
<h2 id="Description">Description</h2>
<p>The <code>byteLength</code> property is an accessor property whose set accessor function is <code>undefined</code>, meaning that you can only read this property. The value is established when the shared array is constructed and cannot be changed.</p>
<h2 id="Examples">Examples</h2>
<pre class="brush:js">var sab = new SharedArrayBuffer(1024);
<pre><code class="language-js">var sab = new SharedArrayBuffer(1024);
sab.byteLength; // 1024
</pre>
</code></pre>
<h2 id="Specifications">Specifications</h2>
<table class="standard-table">
<tbody>

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docs/javascript/Reference/Global_Objects/SharedArrayBuffer/slice.html
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<div></div>
<p><code><strong>SharedArrayBuffer.prototype.slice()</strong></code> 方法返回一个新的<a href="Reference/Global_Objects/SharedArrayBuffer" title="SharedArrayBuffer 对象用来表示一个通用的，固定长度的原始二进制数据缓冲区，类似于 ArrayBuffer 对象，它们都可以用来在共享内存（shared memory）上创建视图。与 ArrayBuffer 不同的是，SharedArrayBuffer 不能被分离。"><code>SharedArrayBuffer</code></a> 其内容是该SharedArrayBuffer的字节从开始包含，直到结束，独占的副本。如果开始或结束是负的，它指的是从数组末尾开始的索引。此方法与 <a href="Reference/Global_Objects/Array/slice" title="The source for this interactive demo is stored in a GitHub repository. If you'd like to contribute to the interactive demo project, please clone https://github.com/mdn/interactive-examples and send us a pull request."><code>Array.prototype.slice()</code></a> 具有相同的算法。</p>
<h2 id="Syntax">Syntax</h2>
<pre class="syntaxbox"><var>sab</var>.slice()
<pre><code class="language-javascript"><var>sab</var>.slice()
<var>sab</var>.slice(begin)
<var>sab</var>.slice(begin, end)</pre>
<var>sab</var>.slice(begin, end)</code></pre>
<h3 id="Parameters">Parameters</h3>
<dl>
<dt><code>begin</code> <span class="inlineIndicator optional optionalInline">可选</span></dt>
@@ -20,12 +20,12 @@
<h3 id="Return_value">Return value</h3>
<p>A new <a href="Reference/Global_Objects/SharedArrayBuffer" title="SharedArrayBuffer 对象用来表示一个通用的，固定长度的原始二进制数据缓冲区，类似于 ArrayBuffer 对象，它们都可以用来在共享内存（shared memory）上创建视图。与 ArrayBuffer 不同的是，SharedArrayBuffer 不能被分离。"><code>SharedArrayBuffer</code></a> containing the extracted elements.</p>
<h2 id="Examples">Examples</h2>
<pre class="brush:js">var sab = new SharedArrayBuffer(1024);
<pre><code class="language-js">var sab = new SharedArrayBuffer(1024);
sab.slice(); // SharedArrayBuffer { byteLength: 1024 }
sab.slice(2); // SharedArrayBuffer { byteLength: 1022 }
sab.slice(-2); // SharedArrayBuffer { byteLength: 2 }
sab.slice(0, 1); // SharedArrayBuffer { byteLength: 1 }
</pre>
</code></pre>
<h2 id="Specifications">Specifications</h2>
<table class="standard-table">
<tbody>