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geraldfullam/JS Get Query Param Value by Name

Created January 7, 2015 04:07
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Get query parameter values by key name from window.location.search string
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JS Get Query Param Value by Name
/* Based on: http://stackoverflow.com/a/901144/2502532 */
var getParam = function(key) {
key = key.replace(/[\[]/, '\\[').replace(/[\]]/, '\\]');
var val = window.location.search.match(new RegExp('[\\?&]' + key + '=([^&#]*)'));
return val === null ? '' : decodeURIComponent(val[1].replace(/\+/g, ' '));
};
console.log(getParam('foo'));
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