js获取url参数值,并解决中文乱码
<script type="text/javascript"> function GetQueryString(name) { var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); var r = decodeURI(window.location.search).substr(1).match(reg); if (r != null){ return unescape(r[2]); }else{ return null; } } //假设url地址是 http://www.xxx.com?userId=1&classId=10 //弹窗显示userId的值 alert(GetQueryString("userId")); //弹窗显示classId的值 alert(GetQueryString("classId")); </script>