js获取url的参数

 1 //获取url中的参数，如code
 2 function GetRequest() {
 3     var url = location.search; //获取url中"?"符后的字串
 4     var theRequest = new Object();
 5     if (url.indexOf("?") != -1) {
 6         var str = url.substr(1);
 7         strs = str.split("&");
 8         for(var i = 0; i < strs.length; i ++) {
 9             theRequest[strs[i].split("=")[0]]=(strs[i].split("=")[1]);
10         }
11     }
12     return theRequest;
13 }  

1 　　//获取url中的code
2     var Request = new Object();
3     Request = GetRequest();
4     var code= Request[‘code‘];
5     alert("Code:"+code);