利用Promise实现ajax GET function getAjax(url) { return new Promise((resolved,rejected)=>{ //创建ajax对象 let ajax = new XMLHttpRequest(); //配置参数 ajax.open('get',url,true) //发送请求 ajax.send(); //请求成功之后 ajax.onload = function () { if(this.status === 200){ conso
how to make one your own promise version Ajax XMLHttpRequest https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/Using_XMLHttpRequest download upload "use strict"; /** * * @author xgqfrms * @license MIT * @copyright xgqfrms * @create