Introduction

React hooks revolutionized how developers write React applications.
They allow functional components to handle state, side effects, and more.

This guide by Diffcozen helps you master the most important hooks in React.js.

Essential React Hooks

1. useState

Manage local component state in functional components.

2. useEffect

Handle side effects, data fetching, and lifecycle events.

3. useContext

Access global state without prop drilling.

4. useReducer

Handle complex state logic in a predictable way.

5. useRef

Reference DOM elements or persist values between renders.

6. Custom Hooks

Create reusable logic for cleaner code.

Tips for Learning Hooks

• Start by converting class components to functional components
• Experiment with multiple hooks together
• Read the official React documentation
• Build small projects using hooks daily

Conclusion

Hooks are the backbone of modern React development.
Mastering them will make your code more efficient, readable, and maintainable.

Diffcozen provides hands-on exercises to help you become a hooks expert.