Top-12-JavaScript-Concepts-to-Know-Before-Learning-React

The use of JavaScript in React is fundamental, and having a solid understanding of JavaScript concepts can make learning and using React.js much easier and faster.

📌 Topics Covered

1. Variables (var, let, const)
2. Functions & Arrow Functions
3. JavaScript Objects
4. Destructuring (Array & Object)
5. Array Methods (map, filter, reduce, etc.)
6. Rest & Spread Operators
7. Callback Functions
8. Promises & Promise Chaining
9. Closures
10. Async/Await
11. OOPS(Class and Functional)
12. Modules in JavaScript

🎯 Why This Repo?

React is built on JavaScript fundamentals. This project helped me:

• Strengthen core JS concepts
• Understand how React works internally
• Write cleaner and more readable code

Feel free to explore, fork, or suggest improvements 🙂