function getUrlParam(name){ var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)"); var r = window.location.search.substr(1).match(reg); if (r!=null) return unescape(r[2]); return null; } getUrlParam("id") 结果是3http://www.sohu.com/test.htm?id=3
function getUrlParam(name){ var reg = new RegExp("(^|&)"+ name +"=([^&]*)(&|$)"); var r = window.location.search.substr(1).match(reg); if (r!=null) return unescape(r[2]); return null; } getUrlParam("id") 结果是3http://www.sohu.com/test.htm?id=3