From 59a3c2ab5476a2ea617f780764c4b3bf3c1d3d24 Mon Sep 17 00:00:00 2001 From: MDN Date: Wed, 5 May 2021 00:31:00 +0000 Subject: [CRON] sync translated content --- .../global_objects/weakset/clear/index.html | 94 ---------------------- 1 file changed, 94 deletions(-) delete mode 100644 files/zh-cn/web/javascript/reference/global_objects/weakset/clear/index.html (limited to 'files/zh-cn/web/javascript/reference') diff --git a/files/zh-cn/web/javascript/reference/global_objects/weakset/clear/index.html b/files/zh-cn/web/javascript/reference/global_objects/weakset/clear/index.html deleted file mode 100644 index 7d1e17ee9d..0000000000 --- a/files/zh-cn/web/javascript/reference/global_objects/weakset/clear/index.html +++ /dev/null @@ -1,94 +0,0 @@ ---- -title: WeakSet.prototype.clear() -slug: Web/JavaScript/Reference/Global_Objects/WeakSet/clear -tags: - - JavaScript - - Method - - WeakSet - - 废弃 -translation_of: Web/JavaScript/Reference/Global_Objects/WeakSet/clear ---- -
{{JSRef}} {{obsolete_header}}
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clear() 方法用于删除 WeakSet 对象的所有元素,但是已经不是 ECMAScript 的一部分了。

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语法

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ws.clear();
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示例

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使用 clear方法

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var ws = new WeakSet();
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-ws.add(window);
-ws.has(window);  // true
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-ws.clear();
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-ws.has(window); // false
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规范

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没有规范或草案。该方法原本计划包括在 ECMAScript 6,但是在草案 revision 28 (October 14, 2014) 被抛弃了。浏览器原先的实现不久后也被移除了,它从来不是标准的一分子。

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浏览器支持

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{{CompatibilityTable}}

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FeatureChromeFirefox (Gecko)Internet ExplorerOperaSafari
Basic support36{{CompatNo}} [1]{{CompatNo}}23{{CompatNo}}
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FeatureAndroidFirefox Mobile (Gecko)IE MobileOpera MobileSafari Mobile
Basic support{{CompatNo}}{{CompatNo}} [1]{{CompatNo}}{{CompatNo}}{{CompatNo}}
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[1] Added to Firefox in version 34, but removed in version 46. See {{bug(1101817)}}.

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相关

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