location-search.js

// 1.  location的search操作——解析url字符串，返回包含所有参数的一个对象
function getSearchObj(){
  var  qs = location.search.length>0 ? location.search.substr(1):'',
  args = {},  
  items = qs.length>0 ? qs.split('&'):[],
  item = null,name = null,value = null,i = 0,len = items.length;

  for(i = 0;i < len; i++){
      item = items[i].split('=');
      name = decodeURIComponent(item[0]);
      value = decodeURIComponent(item[1]);

      if(name.length){
          args[name] = value;
      }
  }

  return args;
}