Express: res.json([body]): Send json response

res.json([body])

This method is used to send the json response.

         res.json({

                  'name' : 'Chat Server',

                  'varsion' : "1.29.3"

         });

index.js

'use strict'

const express = require('express')

const app = express()

app.get('/', (req, res) => {
 res.json({
  'name' : 'Chat Server',
  'varsion' : "1.29.3"
 });
})

const port = 3000
app.listen(port, () => console.log(`Application started listening on port ${port}!`))

Run index.js.

Open the url ‘http://localhost:3000/’ in browser, you can see below message.

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