SHELL

npm express

$ npm install express

How to install express package using npm

$ npm install --save express

npm express

// npm install express
const express = require('express');
const app = express();

app.get('/', (req, res)=> {
  res.send('Hello World');
}) 

app.listen(3000,()=>{
 console.log("starting...");
});

install express

go to the project directory and run in command prompt
npm i express //i stands for install

//for installing globally
npm i express -g

install express.js

 npm install express

express js npm

const express = require('express');
const app = express();

app.get('/', (req, res)=> {
  res.send('Hello World');
}) 

app.listen(3000,()=>{
 console.log("starting...");
});

install express

For npm users:
npm i express

For yarn users:
yarn add express 

install express

npm install express@4

npm install express

npm install --save express mongoose ejs dotenv