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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/map/values/index.html | |
parent | 8b66d724f7caf0157093fb09cfec8fbd0c6ad50a (diff) | |
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diff --git a/files/zh-cn/web/javascript/reference/global_objects/map/values/index.html b/files/zh-cn/web/javascript/reference/global_objects/map/values/index.html new file mode 100644 index 0000000000..30336e98ce --- /dev/null +++ b/files/zh-cn/web/javascript/reference/global_objects/map/values/index.html @@ -0,0 +1,112 @@ +--- +title: Map.prototype.values() +slug: Web/JavaScript/Reference/Global_Objects/Map/values +translation_of: Web/JavaScript/Reference/Global_Objects/Map/values +--- +<div><code><strong>values()</strong></code> 方法返回一个新的Iterator对象。它包含按顺序插入Map对象中每个元素的value值。</div> + +<div> </div> + +<h2 id="语法">语法</h2> + +<pre class="syntaxbox"><code><em>myMap</em>.values()</code></pre> + +<h3 id="返回值">返回值</h3> + +<p>一个新的 <a href="https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Map" title="此页面仍未被本地化, 期待您的翻译!"><code>Map</code></a> 可迭代对象.</p> + +<h2 id="例子">例子</h2> + +<h3 id="使用_values()"><code>使用 values()</code></h3> + +<pre class="brush:js">var myMap = new Map(); +myMap.set("0", "foo"); +myMap.set(1, "bar"); +myMap.set({}, "baz"); + +var mapIter = myMap.values(); + +console.log(mapIter.next().value); // "foo" +console.log(mapIter.next().value); // "bar" +console.log(mapIter.next().value); // "baz"</pre> + +<h2 id="规范">规范</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">规范</th> + <th scope="col">状态</th> + <th scope="col">备注</th> + </tr> + <tr> + <td>{{SpecName('ES6', '#sec-map.prototype.values', 'Map.prototype.values')}}</td> + <td>{{Spec2('ES6')}}</td> + <td>初始定义</td> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-map.prototype.values', 'Map.prototype.values')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="浏览器兼容性">浏览器兼容性</h2> + +<p>{{CompatibilityTable}}</p> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari</th> + </tr> + <tr> + <td>Basic support</td> + <td>38</td> + <td>{{ CompatGeckoDesktop("20") }}</td> + <td>{{CompatNo}}</td> + <td>25</td> + <td>7.1</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Android</th> + <th>Chrome for Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatNo}}</td> + <td>38</td> + <td>{{ CompatGeckoMobile("20") }}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>8</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="查看">查看</h2> + +<ul> + <li>{{jsxref("Map.prototype.entries()")}}</li> + <li>{{jsxref("Map.prototype.keys()")}}</li> +</ul> |