Module 1: Introduction to JavaScript
0/1
Lesson 2 Variables, Data Types & Operators
0/1
Lesson 3 Conditional Statements
0/1
Lesson 4 Loops
0/1
Lesson 5 Functions
0/1
Lesson 6 Arrays & Objects
0/1
Lesson 7 DOM Introduction
0/1
Lesson 8 Event Handling
0/1
Lesson 9 ES6 Basics
0/1
Variables, Data Types & Operators
var, let, const
Data types: string, number, boolean, null, undefined
Arithmetic & comparison operators
🧪 Practice:
-
Declare two numbers and find their sum
✅ Example:
let num1 = 5;
let num2 = 10;
let sum = num1 + num2;
console.log("Sum:", sum);