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Built-in React Hooks

5 Units25 Lessons
Unit 1

State Hooks

Real-World Project: Building a Counter Application
Introduction to useState Hook
Basic Usage of useState
Updating State with useState
Handling Complex State with useState
Unit 2

Effect Hooks

Introduction to useEffect Hook
Managing Dependencies in useEffect
Fetching Data with useEffect
Running Effects on Component Updates
Real-World Project: Creating a Timer Application
Unit 3

Ref Hooks

Basics of useRef Hook
Using useRef for DOM Access
Persisting Values with useRef
Forwarding Refs in React
Real-World Project: Implementing Focus Management
Unit 4

Context Hooks

Creating Context Providers
Consuming Context in Nested Components
Real-World Project: Building a Theme Switcher
Using useContext Hook
Understanding React Context
Unit 5

Performance Hooks

Using useCallback for Function Memoization
Preventing Unnecessary Re-renders
Introduction to useMemo Hook
Real-World Project: Optimizing a List Rendering Component
Memoizing Expensive Calculations
Unit 1•Chapter 4

Updating State with useState

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What is the correct way to update state in useState when it depends on the previous state?

What is the correct way to update state in useState when it depends on the previous state?

What is the correct way to update state in useState when it depends on the previous state?

What is the correct way to update state in useState when it depends on the previous state?

What is the correct way to update state in useState when it depends on the previous state?

PreviousBasic Usage of useState
NextHandling Complex State with useState