<html>
<head>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.0/jquery.min.js"></script>
<script type="text/javascript">
(function($){
$.getUrlParam = function(name)
{
var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)");
var r = window.location.search.substr(1).match(reg);
if (r!=null) return unescape(r[2]); return null;
}
})(jQuery);
$(function(){
$('#url').click(function(){
alert(window.location.href);
})
$('#param').click(function(){
alert($.getUrlParam('wd'));
})
})
</script>
</head>
<body>
<button id="url">jquery获取url</button>
<button id="param">jquery获取url参数</button>
</body>
</html>
