express use command line code example

Example 1: 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...");
});

Example 2: how to download express without view

npm install express-generator --no-view