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| author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
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| committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:40:17 -0500 |
| commit | 33058f2b292b3a581333bdfb21b8f671898c5060 (patch) | |
| tree | 51c3e392513ec574331b2d3f85c394445ea803c6 /files/zh-cn/web/javascript/reference/global_objects/atomics/store | |
| parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
| download | translated-content-33058f2b292b3a581333bdfb21b8f671898c5060.tar.gz translated-content-33058f2b292b3a581333bdfb21b8f671898c5060.tar.bz2 translated-content-33058f2b292b3a581333bdfb21b8f671898c5060.zip | |
initial commit
Diffstat (limited to 'files/zh-cn/web/javascript/reference/global_objects/atomics/store')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/atomics/store/index.html | 77 |
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diff --git a/files/zh-cn/web/javascript/reference/global_objects/atomics/store/index.html b/files/zh-cn/web/javascript/reference/global_objects/atomics/store/index.html new file mode 100644 index 0000000000..bfc5a03982 --- /dev/null +++ b/files/zh-cn/web/javascript/reference/global_objects/atomics/store/index.html @@ -0,0 +1,77 @@ +--- +title: Atomics.store() +slug: Web/JavaScript/Reference/Global_Objects/Atomics/store +translation_of: Web/JavaScript/Reference/Global_Objects/Atomics/store +--- +<div>{{JSRef}}</div> + +<p>静态的Atomics.store()方法将给定的值存储在数组中的指定位置,并返回该值。.</p> + +<div>{{EmbedInteractiveExample("pages/js/atomics-store.html")}}</div> + + + +<h2 id="语法">语法</h2> + +<pre class="syntaxbox">Atomics.store(typedArray, index, value) +</pre> + +<h3 id="参数">参数</h3> + +<dl> + <dt><code>typedArray</code></dt> + <dd>一个指定类型的shared数组. 类型为 {{jsxref("Int8Array")}}, {{jsxref("Uint8Array")}}, {{jsxref("Int16Array")}}, {{jsxref("Uint16Array")}}, {{jsxref("Int32Array")}}, 或者 {{jsxref("Uint32Array")}}其中一个.</dd> + <dt><code>index</code></dt> + <dd>typedArray中用来存储value的位置.</dd> + <dt><code>value</code></dt> + <dd>要存储的数字.</dd> +</dl> + +<h3 id="返回值">返回值</h3> + +<p>被存储的值.</p> + +<h3 id="异常">异常</h3> + +<ul> + <li>抛出一个{{jsxref("TypeError")}}异常, 如果 <code>typedArray</code> 不是上述给定的类型之一.</li> + <li>抛出一个{{jsxref("TypeError")}}异常, 如果 <code>typedArray</code> 不是一个指定类型的shared类型数组.</li> + <li>抛出一个{{jsxref("RangeError")}}异常, 如果 <code>index</code> 在 <code>typedArray</code>中越界了。</li> +</ul> + +<h2 id="示例">示例</h2> + +<pre class="brush: js">var sab = new SharedArrayBuffer(1024); +var ta = new Uint8Array(sab); + +Atomics.store(ta, 0, 12); // 12</pre> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-atomics.store', 'Atomics.store')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td>Initial definition in ES2017.</td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + +<div class="hidden">此页面上的兼容性表格由结构化数据生成。 如果您想为数据做出贡献,请查看 <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> 并向我们发送 pr(pull request)请求。</div> + +<p>{{Compat("javascript.builtins.Atomics.store")}}</p> + +<h2 id="相关链接">相关链接</h2> + +<ul> + <li>{{jsxref("Atomics")}}</li> + <li>{{jsxref("Atomics.load()")}}</li> +</ul> |
