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| author | MDN <actions@users.noreply.github.com> | 2021-06-23 00:34:06 +0000 |
|---|---|---|
| committer | MDN <actions@users.noreply.github.com> | 2021-06-23 00:34:06 +0000 |
| commit | 52ccdf1f0a1cee3f0659ac78e81c79dae152399b (patch) | |
| tree | b17424899ff0c32cee6820a6921edd9999da6ea1 /files/zh-cn/web/javascript/reference/global_objects/map/get | |
| parent | d62c8afe56395e9e793dab0f629b2a1694449c82 (diff) | |
| download | translated-content-52ccdf1f0a1cee3f0659ac78e81c79dae152399b.tar.gz translated-content-52ccdf1f0a1cee3f0659ac78e81c79dae152399b.tar.bz2 translated-content-52ccdf1f0a1cee3f0659ac78e81c79dae152399b.zip | |
[CRON] sync translated content
Diffstat (limited to 'files/zh-cn/web/javascript/reference/global_objects/map/get')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/map/get/index.html | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/files/zh-cn/web/javascript/reference/global_objects/map/get/index.html b/files/zh-cn/web/javascript/reference/global_objects/map/get/index.html deleted file mode 100644 index 1de9947bc4..0000000000 --- a/files/zh-cn/web/javascript/reference/global_objects/map/get/index.html +++ /dev/null @@ -1,81 +0,0 @@ ---- -title: Map.prototype.get() -slug: Web/JavaScript/Reference/Global_Objects/Map/get -tags: - - ECMAScript 2015 - - JavaScript - - Map - - Method - - Prototype - - 方法 -translation_of: Web/JavaScript/Reference/Global_Objects/Map/get ---- -<div>{{JSRef}}</div> - -<p><code><strong>get()</strong></code> 方法返回某个 <code>Map</code> 对象中的一个指定元素。</p> - -<div>{{EmbedInteractiveExample("pages/js/map-prototype-get.html")}}</div> - - - -<h2 id="语法">语法</h2> - -<pre class="syntaxbox"><code><em>myMap</em>.get(key);</code></pre> - -<h3 id="参数">参数</h3> - -<dl> - <dt>key</dt> - <dd>必须参数，也是它唯一的参数，要从目标 <code>Map</code> 对象中获取的元素的键。</dd> -</dl> - -<h3 id="返回值">返回值</h3> - -<p>返回一个 <code>Map</code> 对象中与指定键相关联的值，如果找不到这个键则返回 <code>undefined</code>。</p> - -<h2 id="示例">示例</h2> - -<h3 id="使用_get_方法">使用 <code>get</code> 方法</h3> - -<pre class="brush: js">var myMap = new Map(); -myMap.set("bar", "foo"); - -myMap.get("bar"); // 返回 "foo" -myMap.get("baz"); // 返回 undefined -</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('ES2015', '#sec-map.prototype.get', 'Map.prototype.get')}}</td> - <td>{{Spec2('ES2015')}}</td> - <td>Initial definition.</td> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-map.prototype.get', 'Map.prototype.get')}}</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>{{Compat("javascript.builtins.Map.get")}}</p> - -<h2 id="参见">参见</h2> - -<ul> - <li>{{jsxref("Map")}}</li> - <li>{{jsxref("Map.prototype.set()")}}</li> - <li>{{jsxref("Map.prototype.has()")}}</li> -</ul> |