createjs 游戏 后台请求

var data = {};
var url = "";

function 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;
}

// 加载实践请求数据
var Ajax={
get: function(url, fn) {
// XMLHttpRequest对象用于在后台与服务器交换数据
var xhr = new XMLHttpRequest();
var host = window.location.origin;
// 数据加载完毕释放浏览器
xhr.open('GET', host+url,false);
xhr.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
xhr.setRequestHeader("token",sessionStorage.getItem('access_token'))
xhr.onreadystatechange = function() {
// readyState == 4说明请求已完成
if (xhr.readyState == 4 && xhr.status == 200 || xhr.status == 304) {
// 从服务器获得数据
var strJson = xhr.responseText
data = JSON.parse(strJson);
}
};
xhr.send();
},
// datat应为'a=a1&b=b1'这种字符串格式，在jq里如果data为对象会自动将对象转成这种字符串格式
post: function (url, data, fn) {
var xhr = new XMLHttpRequest();
xhr.open("POST", url, true);
// 添加http头，发送信息至服务器时内容编码类型
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xhr.onreadystatechange = function() {
if (xhr.readyState == 4 && (xhr.status == 200 || xhr.status == 304)) {
fn.call(this, xhr.responseText);
}
};
xhr.send(data);
}
}

var id = GetQueryString("id");
var resId = GetQueryString("resId");
console.log(id)
console.log(resId)
if(id != null){
url = ".......?id=" + id
}else {
url = "...?resId=" + resId
}
Ajax.get(url)