[Node.js] mainRouter.js

app.js

const express = require('express');
const helmet = require("helmet");

const app = express();

app.use(helmet());

const mainRouter = require('./router/mainRouter')
app.use('/', mainRouter)

//3000번 포트를 사용 할 것이다
app.listen(3000, function (req, res) {
    console.log("port 3000 서버가 실행 되고 있음")
})

 

mainRouter.js

const express = require('express');
const router = express.Router();

router.get("/", function(req, res) {
    res.send('Hello World');
})

router.get("/about", function(req, res) {
    res.send('About Page!')
})

module.exports = router