1 function GetQueryString(name) {
2 var reg = new RegExp("(^|&)" name "=([^&]*)(&|$)","i");
3 var r = window.location.search.substr(1).match(reg);
4 if (r!=null) return (r[2]); return null;
5 }
6 alert(GetQueryString("参数名1"));
7 alert(GetQueryString("参数名2"));
8 alert(GetQueryString("参数名3"));
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