phpjs
Version:
38 lines (37 loc) • 2 kB
JavaScript
function urldecode(str) {
// discuss at: http://phpjs.org/functions/urldecode/
// original by: Philip Peterson
// improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// improved by: Brett Zamir (http://brett-zamir.me)
// improved by: Lars Fischer
// improved by: Orlando
// improved by: Brett Zamir (http://brett-zamir.me)
// improved by: Brett Zamir (http://brett-zamir.me)
// input by: AJ
// input by: travc
// input by: Brett Zamir (http://brett-zamir.me)
// input by: Ratheous
// input by: e-mike
// input by: lovio
// bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// bugfixed by: Rob
// reimplemented by: Brett Zamir (http://brett-zamir.me)
// note: info on what encoding functions to use from: http://xkr.us/articles/javascript/encode-compare/
// note: Please be aware that this function expects to decode from UTF-8 encoded strings, as found on
// note: pages served as UTF-8
// example 1: urldecode('Kevin+van+Zonneveld%21');
// returns 1: 'Kevin van Zonneveld!'
// example 2: urldecode('http%3A%2F%2Fkevin.vanzonneveld.net%2F');
// returns 2: 'http://kevin.vanzonneveld.net/'
// example 3: urldecode('http%3A%2F%2Fwww.google.nl%2Fsearch%3Fq%3Dphp.js%26ie%3Dutf-8%26oe%3Dutf-8%26aq%3Dt%26rls%3Dcom.ubuntu%3Aen-US%3Aunofficial%26client%3Dfirefox-a');
// returns 3: 'http://www.google.nl/search?q=php.js&ie=utf-8&oe=utf-8&aq=t&rls=com.ubuntu:en-US:unofficial&client=firefox-a'
// example 4: urldecode('%E5%A5%BD%3_4');
// returns 4: '\u597d%3_4'
return decodeURIComponent((str + '')
.replace(/%(?![\da-f]{2})/gi, function() {
// PHP tolerates poorly formed escape sequences
return '%25';
})
.replace(/\+/g, '%20'));
}