Js extracted parameters in the url

Get url parameters

function g_getQueryString(name) {
	var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
	var r = window.location.search.substr(1).match(reg);
	if(r != null) return unescape(r[2]);
	return null;
};

Call the method

http://localhost:8080/questionnaire/ques/index?id='123'  //url地址事例

var id = g_getQueryString（“id”）;