<! DOCTYPEhtml>      
<html lang="en">      
<head>      
    <meta charset="UTF-8">      
    <title>Parse the URL parameter into an object</title>    
    <style type="text/css">
    </style>     
</head>      
<body>
	<script type="text/javascript">
		function parseQueryString(url) {
		   var params = {};
		   var arr = url.split("?");
		   if (arr.length <= 1) {
		      return params;
		   }
		   arr = arr[1].split("&");
		   for(var i = 0, l = arr.length; i < l; i++) {
		      var a = arr[i].split("=");
		      params[a[0]] = a[1];
		   }
		   return params;
		}

		var url = "http://www.baidu.com?key0=0&key1=1&key2=2";
		var ps = parseQueryString(url);
		console.log(ps["key0"]);  / / 0
		console.log(ps["key1"]);  / / 1
		console.log(ps["key2"]);  / / 2
	</script>
</body>      
</html> 
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GetQueryString: function (key, url) {var t_url = url; if (! url) { t_url = window.location.href; } var reg = new RegExp("(^|&)" + key + "=([^&]*)(&|$)"); var r = t_url.match(reg); if (r ! = null) { return decodeURIComponent(r[2]); } return ""; }Copy the code

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