Lesson 1.1: What is JavaScript?
📖 JavaScript Basics
⏱️ 15 min
JavaScript is a programming language that runs in your web browser. It makes websites interactive!
What can JavaScript do?
- React to user interactions (clicks, typing, scrolling)
- Change HTML content dynamically
- Style elements in real-time
- Validate form data before submission
- Animate elements and create visual effects
- Store data in the browser
Real-world examples:
Google Maps, Gmail, Netflix, Twitter, and almost every modern website use JavaScript!
✓ Free Lesson
This lesson is completely free. No enrollment required. Continue learning!