Express js example

//to run : node filename.js
const express = require('express')
const app = express()
const port = 3000

app.get('/', (req, res) => res.send('Hello World!'))

app.listen(port, () => console.log(`Example app listening at http://localhost:${port}`))

//visit localhost:3000
// assuming you have done 1) npm init 2) npm install express

Require express server.js

const express = require('express')const app = express() app.get('/', function (req, res) {  res.send('Hello World')}) app.listen(3000)

Source: npmjs.com

Sample express app

const express = require('express')
const app = express()
const port = 3000

app.get('/', (req, res) => res.send('Hello World!'))

app.listen(port, () => console.log(`Example app listening at http://localhost:${port}`))

Source: expressjs.com

Similar codes

0 vote128 views1 answer
Express react docker container example
Javascript Express
1 vote164 views1 answer
Node js express session expiration
Javascript Express
0 vote123 views1 answer
Express pourquoi mettre bodyparser avant router
Javascript Express
0 vote114 views1 answer
Show dynamic data expressjs
Javascript Express
0 vote139 views1 answer
Mutiple if in express handlebars
Javascript Express
0 vote121 views1 answer
How can I set cookie in node js using express framework?
Javascript Express
2 votes119 views1 answer
How express serve public folder
Javascript Express
0 vote126 views1 answer
Express get raw path
Javascript Express
62 votes218 views3 answers
Express hello world
Javascript Express
11 votes165 views4 answers
Node express setup
Javascript Express