摘要: axios 本质是 xhr 外层包裹 Promise 代码: function axios(url, formdata) { return new Promise(function (resolve, reject) { let xhr = null; if (window.XMLHttpReque 阅读全文
posted @ 2021-05-08 12:00 每天都要进步一点点 阅读(322) 评论(0) 推荐(0)