The unescape() function computes a new string in which hexadecimal escape sequences are replaced with the character that it represents. The escape sequences might be introduced by a function like escape. Usually, decodeURI or decodeURIComponent are preferred over unescape.
unescape to decode URIs, use decodeURI instead.unescape(str)
strA new string in which certain characters have been unescaped.
The unescape function is a property of the global object.
unescape('abc123'); // "abc123"
unescape('%E4%F6%FC'); // "äöü"
unescape('%u0107'); // "ć"
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 1st Edition (ECMA-262) The definition of 'unescape' in that specification. | Standard | Initial definition. |
| ECMAScript 5.1 (ECMA-262) The definition of 'unescape' in that specification. | Standard | Defined in the (informative) Compatibility Annex B |
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'unescape' in that specification. | Standard | Defined in the (normative) Annex B for Additional ECMAScript Features for Web Browsers |
| ECMAScript Latest Draft (ECMA-262) The definition of 'unescape' in that specification. | Living Standard | Defined in the (normative) Annex B for Additional ECMAScript Features for Web Browsers |
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | Yes | Yes | Yes | Yes | Yes | Yes |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
|---|---|---|---|---|---|---|---|
| Basic support | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/unescape