JavaScript on Android – Basic Commands and Usage Guide

JavaScript is a powerful and beginner-friendly programming language that is widely used for websites, web applications, servers, and automation tasks. Android users can easily write and run JavaScript programs directly on their phones using Termux and Node.js, making it a simple way to learn coding and practice programming without a computer.

Installation Commands

First update your Termux packages:

pkg update && pkg upgrade -y

Install Node.js:

pkg install nodejs -y

Check the installed Node.js version:

node -v

Check npm version:

npm -v

Create a JavaScript file:

nano hello.js

Add this JavaScript code:

console.log("Hello World");

Save the file using:

Press
CTRL + O

Press Enter and exit Nano using:

Press
CTRL + X

Usage & Basic Commands

Run the JavaScript file:

node hello.js

Print text in JavaScript:

console.log("Welcome to JavaScript");

Create variables:

let name = "Termux";
console.log(name);

Simple addition program:

let a = 10;
let b = 20;
console.log(a + b);

Start interactive Node.js shell:

node

Install JavaScript packages using npm:

npm install package-name

Initialize a new Node.js project:

npm init

Remove installed packages:

npm uninstall package-name

Exit Node.js interactive mode:

.exit

These basic JavaScript and Node.js commands help beginners create scripts, run JavaScript files, install packages, and practice coding easily directly on Android using Termux.

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