1 var urlToObj = function (){ 2    var search = this.replace(/^\s+|\s+$/, ‘‘).match(/([^?#]*)(#.*)?$/);      3     if( !search ){ 4         return {};      5     } 6       7     var searchHash = search[1].split(‘&‘); 8     var obj = {}; 9     10     for(var i = 0, len = searchHash.length; i<len; i++){11          var pair = searchHash[i].split(‘=‘);12          if(pair[0]){13             var key = decodeURIComponent(pair[0]);14             var value = http://www.mamicode.com/pair[1];15             if(value != undefined ){16                 value =http://www.mamicode.com/ decodeURICoponent(value);17             }18             //这里判断转化后的obj里面有没有重复的属性19             if( key in obj ){20                 if( obj [key] != Array ){21                     //把属性值变为数组，将另外的属性值也存放到数组中去22                     obj [key] = [obj [key]];23                 }24                 obj [key].push(value);25             }else{26                  obj [key] = value;27             }28          }29     }30 31     return obj;32 };          33 34 //调用可以如下35  urlToObj.call( location.search );