NodeJS is an open source platform to create a Runtime environment it provides event driven, non blocking (asynchronous), cross platform, Runtime environment for building highly scalable web applications using JavaScript. 



Why to learn NodeJS?

  • Easy Scalability
  • Real time web apps
  • Fast & Secure
  • Easy to learn
  • Easy to Caching
  • Data Streaming
  • Hosting
  • Corporate Support


How to Run NodeJS?

First thing we need to install nodeJS in a system then use the following command to run your application.


index.js 


// Accessing console module 
const console = require('console');
 
// Calling console.info() method 
console.info("Hello World!");



command to run your application

node index.js


output:

Hello World!


Thanks, May this example help you.