expressjs demo

index.js

var express = require('express'),
//import express from 'express'
app = express();

const port = process.env.PORT || 9999;

console.log(process.env.PORT)
//app.set('port', 8080);
//
app.use(express.static(__dirname));
app.set('view engine', 'pug')


app.get('/', (req, res) => {

    // validation
    console.log(req.query.search)
    // res.status(400).send('Invalid data')
    // DB
    //res.status(500).send('DB error')
    // create response
    // res.send('Hello World!')

    //200, app/json
    res.json({foo: 'bar'})
})

app.get('/pages/post', (req, res) => {
    res.render('index', {
        title: 'aaa',
        message: 'aaa',
        post:' create response'
    })
})

app.post('/send-data', (req, res) => {

    
    res.send('Hello World!')
})



app.listen(process.env.PORT, function() {
    console.log('Server started: http://localhost:' + process.env.PORT + '/');
});