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Diffstat (limited to 'files/zh-cn/web/javascript/reference/global_objects/map/clear/index.html')
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diff --git a/files/zh-cn/web/javascript/reference/global_objects/map/clear/index.html b/files/zh-cn/web/javascript/reference/global_objects/map/clear/index.html deleted file mode 100644 index 8244d179c2..0000000000 --- a/files/zh-cn/web/javascript/reference/global_objects/map/clear/index.html +++ /dev/null @@ -1,76 +0,0 @@ ---- -title: Map.prototype.clear() -slug: Web/JavaScript/Reference/Global_Objects/Map/clear -tags: - - ECMAScript 2015 - - JavaScript - - Map -translation_of: Web/JavaScript/Reference/Global_Objects/Map/clear ---- -<div>{{JSRef}}</div> - -<p><code>clear()</code>方法会移除Map对象中的所有元素。</p> - -<div>{{EmbedInteractiveExample("pages/js/map-prototype-clear.html")}}</div> - - - -<h2 id="语法">语法</h2> - -<pre class="syntaxbox"><code><em>myMap</em>.clear();</code> -</pre> - -<h3 id="返回值">返回值</h3> - -<p>{{jsxref("undefined")}}.</p> - -<h2 id="示例">示例</h2> - -<h3 id="调用clear方法">调用<code>clear</code>方法</h3> - -<pre class="brush: js">var myMap = new Map(); -myMap.set("bar", "baz"); -myMap.set(1, "foo"); - -myMap.size; // 2 -myMap.has("bar"); // true - -myMap.clear(); - -myMap.size; // 0 -myMap.has("bar") // false -</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('ES2015', '#sec-map.prototype.clear', 'Map.prototype.clear')}}</td> - <td>{{Spec2('ES2015')}}</td> - <td>Initial definition.</td> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-map.prototype.clear', 'Map.prototype.clear')}}</td> - <td>{{Spec2('ESDraft')}}</td> - <td> </td> - </tr> - </tbody> -</table> - -<h2 id="浏览器兼容">浏览器兼容</h2> - - - -<p>{{Compat("javascript.builtins.Map.clear")}}</p> - -<h2 id="相关链接">相关链接</h2> - -<ul> - <li>{{jsxref("Map")}}</li> -</ul> |
