Sample express app

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

Generate express app

$ npx express-generator

Source: expressjs.com

Similar codes

6 votes277 views3 answers
Set headers in express
Javascript Express
14 votes205 views2 answers
Check express version
Javascript Express
0 vote251 views1 answer
Nodemon e criando o Servidor com express
Javascript Express
1 vote192 views1 answer
Req.params.id express
Javascript Express
0 vote265 views1 answer
Express get slash value
Javascript Express
0 vote223 views1 answer
Express js delete request
Javascript Express
0 vote209 views2 answers
MongodbClint express
Javascript Express
-1 vote233 views1 answer
404 responses in express
Javascript Express
0 vote217 views1 answer
Node express js set server timeout
Javascript Express
7 votes218 views3 answers
Express request path
Javascript Express