Multithreading In Nodejs

Posted By : Shashwat Gupta | 12-Sep-2017

nodejs

is it possible to achieve multithreading in nodejs?

Yes, multithreading is not the concept of core nodejs. you can achieve it in nodejs by using third party library. I'll explain you everything in detail below

What is Multi threading?

Multithreading is a process of executing multiple threads simultaneously. It's time saving process where You can perform many operations together it doesn't affect other thread because it is independent.

How To Achieve Multi-threading in NodeJs ?

You have to use async in your project for using it, you have run this commend it your project root path where package.json is available.

npm install --save async
after that write, this below code requires('async') in top of your javascript file.

use async.parallel function for Achieve Multi threading in NodeJs

Syntax: parallel(tasks, callbackopt)

async.parallel({ First: function(callback) { setTimeout(function() { callback(null, "success"); }, 200); }, Second: function(callback) { setTimeout(function() { callback(null, "success"); }, 100); } }, function(err, results) { // main results callback will go from here });