js方法，获取url传递的值

1.js方法，获取url传递的值

function getQueryStringRegExp(name) 
{ 
   var reg = new RegExp("(^|\?|&)"+ name +"=([^&]*)(\s|&|$)", "i"); 
   if (reg.test(location.href)) 
   return decodeURIComponent(RegExp.$2.replace(/+/g, " ")); return ""; 
}  

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