express js in node js code example
Example 1: node.js express
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}`))
Example 2: node js express
basic server
const express =require('express');
const app = express();
const PORT = 5000;
app.get('/',(req,res)=>{
res.json({message: 'Welcome to the backend'})
})
app.listen(PORT ,()=>console.log(`Connected to ${PORT}`)
Example 3: require express server.js
const express = require('express')const app = express() app.get('/', function (req, res) { res.send('Hello World')}) app.listen(3000)
Example 4: express js
Express.js, or simply Express, is a web application framework for Node.js,
released as free and open-source software under the MIT License.
It is designed for building web applications and APIs.
It has been called the de facto standard server framework for Node.js.
Example 5: what is express.js
Express is a minimal and flexible Node.js web application framework
that provides a robust set of features for web and mobile
applications.
Example 6: node express
npm install express --save