1. Introduction to JavaScript
JavaScript is used for web development to make websites interactive.
2. Setting Up
Install a code editor like Visual Studio Code.
Use browser developer tools to test JavaScript.
3. Basic Syntax
Statements end with semicolons ;.
Code blocks use curly braces {}.
4. Variables & Data Types
Declare variables with let, const, or var.
Common types: string, number, boolean, object, array.