tainanle-express/temp/example/app.js

execl download

// 导入模块（重点1、2、3 区别我们这边直接app对象，最后面一行代码没有导出
const app = require("./core/express");

// 定义路由（重点4
app.get("/", (req, res) => {
  res.end("welcome my express");
});
app.get("/goods", (req, res) => {
    res.end("this is goods");
  });
  
  app.get("/orders", (req, res) => {
    res.end("this is orders");
  });
// 启动服务 PORT=3000 nodemon app.js  (省略bin\www )
app.listen(process.env.PORT, () => {
  console.log("启动成功，访问 http://localhost:" + process.env.PORT);
});