How to install Node.js and NPM on Windows?

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How to install Node.js and NPM on Windows?


Node.js is a run-time environment which includes everything you need to execute a program written in JavaScript.
It’s used for running scripts on the server to render content before it is delivered to a web browser.

Step 1:

Download Node.js Installer

Go to https://nodejs.org/en/download/ Click the Windows Installer button to download the latest default version.






Wait a few minutes for the file to download, then double click on the downloaded file



Click Next



Accept the license terms



Choose a custom location and click Next



You can change the way of the features where will be installed







Step 2:

Verify Installation

Open a command prompt (or PowerShell), and enter the following



The system should display the Node.js version installed on your system. You can do the same for NPM:




How to Uninstall Node.js and NPM on Windows

You can uninstall Node.js from the Control Panel in Windows.




Write your first example Hellow Word


Step 1:
Start by launching a text editor of your choice.

Step 2:
Copy and paste the following into the text editor you’ve just opened:

var http = require('http');
    http.createServer(function (req, res) {
    res.writeHead(200, {'Content-Type': 'text/html'});
    res.end('Hello World!');
   }).listen(8080);

var http = require('http');
    http.createServer(function (req, res) {
    res.writeHead(200, {'Content-Type': 'text/html'});
    res.end('Hello World!');
   }).listen(8080);


Step 3:
Save the file, then exit. Open the PowerShell, and enter the following:



It will look like nothing has happened. In reality, your script is running in the background.
You may see a Windows Defender notice about allowing traffic, click Allow.

Step 4:
Open a web browser, and enter the following into the address bar:
http://localhost:8080
you should see the text Hello World!




Enjoy