已废弃的unescape()
方法计算生成一个新的字符串,其中的十六进制转义序列将被其表示的字符替换。上述的转义序列就像escape
里介绍的一样。因为 unescape
已经废弃,建议使用 decodeURI
或者decodeURIComponent
替代本方法。
unescape
去解码URLS,使用decodeURI
替代。unescape(str)
str
unescape
函数是全局对象的一个属性。
unescape('abc123'); // "abc123"
unescape('%E4%F6%FC'); // "äöü"
unescape('%u0107'); // "ć"
Specification | Status | Comment |
---|---|---|
ECMAScript 1st Edition (ECMA-262) unescape |
Standard | Initial definition. |
ECMAScript 5.1 (ECMA-262) unescape |
Standard | Defined in the (informative) Compatibility Annex B |
ECMAScript 2015 (6th Edition, ECMA-262) unescape |
Standard | Defined in the (normative) Annex B for Additional ECMAScript Features for Web Browsers |
ECMAScript Latest Draft (ECMA-262) unescape |
Draft | Defined in the (normative) Annex B for Additional ECMAScript Features for Web Browsers |
Desktop | Mobile | Server | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
unescape | Chrome Full support Yes | Edge Full support Yes | Firefox Full support 1 | IE Full support Yes | Opera Full support Yes | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile Full support Yes | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS Full support Yes | Samsung Internet Android Full support Yes | nodejs Full support Yes |