JS获得URL超链接的参数值实例代码

var url = location.href;
//获取keyword的参数值
var es=/keyword=/;
es.exec(url);
var result=RegExp.rightContext;

var url = location.href;
//获取pid的参数值
var es=/pid=/;
es.exec(url);
var pid=RegExp.rightContext;

var aurl = "&pid="+pid;

alert(pid);//结果：&pid=37