Import Express JS and Setup Configurations

    var express = require('express');
    var app = express();
    app.use(express.json());
    app.use(express.urlencoded({ extended: false }));
    app.use(cookieParser());

Route - index

    var indexRouter = require('./routes/index');
    app.use('/', indexRouter);
    

Render HTML Page

• index.js

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

    /* GET home page. */
    router.get('/', function(req, res, next) {
         res.render('index', { title: 'Express' });
    });

    module.exports = router;

• Render 'index' will display index.html page

Send Response as Text

• app.js

    var usersRouter = require('./routes/users');
    app.use('/users', usersRouter);

• users.js

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

    router.get('/', function(req, res, next) {
        res.send('respond with a resource');
    });

    module.exports = router;

• res.send() method will return the response as text

Test

• http://localhost:3000/users