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jeandcr/query_string.js

Created November 16, 2018 16:09
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  1. jeandcr created this gist Nov 16, 2018.
    15 changes: 15 additions & 0 deletions query_string.js
    View file
    Original file line number Diff line number Diff line change
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    /**
    *
    * Returns a URL query parameter by it's key.
    * eg. You have a URL: http://host.com/some/path?uniquekey=value
    * The function call qs('uniquekey') returns 'value'
    *
    * @param key string
    * @return string
    *
    */
    function qs(key) {
    key = key.replace(/[*+?^$.\[\]{}()|\\\/]/g, "\\$&"); // escape RegEx meta chars
    var match = location.search.match(new RegExp("[?&]"+key+"=([^&]+)(&|$)"));
    return match && decodeURIComponent(match[1].replace(/\+/g, " "));
    }