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author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:52 -0500 |
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committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:52 -0500 |
commit | 074785cea106179cb3305637055ab0a009ca74f2 (patch) | |
tree | e6ae371cccd642aa2b67f39752a2cdf1fd4eb040 /files/ru/web/javascript/reference/global_objects/weakset/delete/index.html | |
parent | da78a9e329e272dedb2400b79a3bdeebff387d47 (diff) | |
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diff --git a/files/ru/web/javascript/reference/global_objects/weakset/delete/index.html b/files/ru/web/javascript/reference/global_objects/weakset/delete/index.html new file mode 100644 index 0000000000..2ebed17dde --- /dev/null +++ b/files/ru/web/javascript/reference/global_objects/weakset/delete/index.html @@ -0,0 +1,123 @@ +--- +title: WeakSet.prototype.delete() +slug: Web/JavaScript/Reference/Global_Objects/WeakSet/delete +tags: + - ECMAScript6 + - JavaScript + - Method + - Prototype + - WeakSet +translation_of: Web/JavaScript/Reference/Global_Objects/WeakSet/delete +--- +<div>{{JSRef("Global_Objects", "WeakSet")}}</div> + +<p>Метод <code><strong>delete()</strong></code> удаляет указанный элемент из объекта <code>WeakSet</code>.</p> + +<h2 id="Syntax" name="Syntax">Синтаксис</h2> + +<pre class="syntaxbox"><code><em>ws</em>.delete(value);</code></pre> + +<h3 id="Parameters" name="Parameters">Параметры</h3> + +<dl> + <dt>value</dt> + <dd>Обязателен. Объект, удаляемый из WeakSet.</dd> +</dl> + +<h3 id="Возвращаемое_значение">Возвращаемое значение</h3> + +<p>Если объект был успешно удалён, возвращается true, иначе false.</p> + +<h2 id="Examples" name="Examples">Примеры</h2> + +<h3 id="Example:Testing_size_of_all_array_elements" name="Example:Testing_size_of_all_array_elements">Использование метода <code>delete</code> </h3> + +<pre class="brush: js">var ws = new WeakSet(); +var obj = {}; + +ws.add(window); + +ws.delete(obj); // Вернёт false. Удаляемый объект не найден в WeakSet. +ws.delete(window); // Вернёт true. Объект успешно удалён. + +ws.has(window); // Вернёт false. Объект window был удалён из WeakSet. +</pre> + +<h2 id="Specifications" name="Specifications">Спецификации</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('ES6', '#sec-weakset.prototype.delete', 'WeakSet.prototype.delete')}}</td> + <td>{{Spec2('ES6')}}</td> + <td>Изначальное определение.</td> + </tr> + <tr> + <td>{{SpecName('ESDraft', '#sec-weakset.prototype.delete', 'WeakSet.prototype.delete')}}</td> + <td>{{Spec2('ESDraft')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">Совместимость с браузерами</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>36</td> + <td>{{CompatGeckoDesktop(34)}}</td> + <td>{{CompatNo}}</td> + <td>23</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>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>{{ CompatGeckoMobile(34) }}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + <td>{{CompatNo}}</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="See_also" name="See_also">Смотрите также</h2> + +<ul> + <li>{{jsxref("WeakSet")}}</li> + <li>{{jsxref("WeakSet.prototype.clear()")}}</li> +</ul> |