39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
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/* Copyright (c) 2006 Mathias Bank (http://www.mathias-bank.de)
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* Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
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* and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
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*
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* Thanks to Hinnerk Ruemenapf - http://hinnerk.ruemenapf.de/ for bug reporting and fixing.
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*/
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jQuery.extend({
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/**
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* Returns get parameters.
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*
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* If the desired param does not exist, null will be returned
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*
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* @example value = $.getURLParam("paramName");
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*/
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getURLParam: function(strParamName){
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var strReturn = "";
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var strHref = window.location.href;
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var bFound=false;
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var cmpstring = strParamName + "=";
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var cmplen = cmpstring.length;
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if ( strHref.indexOf("?") > -1 ){
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var strQueryString = strHref.substr(strHref.indexOf("?")+1);
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var aQueryString = strQueryString.split("&");
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for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){
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if (aQueryString[iParam].substr(0,cmplen)==cmpstring){
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var aParam = aQueryString[iParam].split("=");
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strReturn = aParam[1];
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bFound=true;
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break;
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}
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}
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}
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if (bFound==false) return null;
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return strReturn;
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}
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});
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