后端笔记之eggjs的毕业设计了解

let xhr = new XMLHttpRequest()

    xhr.onreadystatechange = function () {
      if (xhr.readyState === 4) {
        console.log(xhr.responseText)
      }
    }
    xhr.open('get', 'http://127.0.0.1:7002')
    xhr.send() config.cors = {
    origin: '*',
    allowMethods: 'GET,POST',
    // 下面这条加上才能共享跨域session，同时前端ajax请求也要加上响应的参数
    credentials: true,
  };
  config.security = {
    // 关闭csrf验证
    csrf: {
      enable: false,
    },
    // 白名单
    domainWhiteList: ['*'],
  };

  // add your user config here
  const userConfig = {
    // myAppName: 'egg',
  };
module.exports = {
  // had enabled by egg
  // static: {
  //   enable: true,
  // }
  cors: {
    enable: true,
    package: 'egg-cors',
  },
};

//mysql8.0以上加密方式，Node还不支持。
alter user 'root'@'localhost' identified with mysql_native_password by '123456';
//post
  let query = this.ctx.request.body;

  //get
let query = this.ctx.query;