Javascript Tutorial


JavaScript is a high-level, interpreted programming language that is primarily used to make web pages interactive and dynamic.


In Web Development  JavaScript is primarily used for enhancing the interactivity and functionality of websites. It runs in the browser and allows you to manipulate the Document Object Model (DOM), handle events, and create dynamic content.


<script type="text/javascript">

  var a;

  Var b; 




var x = 5;     // Declaring a variable (older way, not recommended)
let y = 10;    // Declaring a variable with block scope
const z = 15;  // Declaring a constant variable

 Variable types: string, number, boolean, array, object, function, etc.


// This is a single-line comment

This is a
multi-line comment


let str = "Hello";      // String
let num = 42;           // Number
let isTrue = true;      // Boolean
let arr = [1, 2, 3];     // Array
let obj = { key: "value" };  // Object

js let

js conts

js opertors

js functions

js arrays

js date

js objects

js comparisom

js else

js swith

js lopp

js ramdom

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