express路由

1.简单路由示例

const express = require('express')

const app = express()

app.get('/',(req,res)=>{
    res.send("hello")
})
app.listen(80,()=>{
    console.log("http://127.0.0.1")
})

2.路由模块示例

主程序

const express = require('express')
const router = require('./route')
const app = express()

app.use(router)

app.listen(80,()=>{
    console.log("http://127.0.0.1")
})

路由模块route.js

const express = require("express")
const router = express.Router()

router.get('/',(req,res)=>{
   res.send("hello router") 
})

module.exports = router