React.js Tutorial

React Fundamentals

1 Introduction to React 5 min 2 JSX and Functional Components 5 min 3 Props and State with useState 5 min 4 useEffect and Side Effects 5 min 5 Lists, Keys, and Conditional Rendering 5 min

React Introduction

6 What is React and Single-Page Applications 5 min 7 React Environment Setup with Vite 5 min 8 Your First React Component 5 min 9 React Render and the Virtual DOM 5 min 10 React Project Structure Best Practices 5 min

Intermediate React

11 React Router Basics 5 min 12 Context API for Global State 5 min 13 Custom Hooks 5 min 14 Fetching Data with fetch/axios 5 min 15 React Interview Questions 5 min

React ES6 Refresher

16 ES6 Classes and React Class Components (Legacy) 5 min 17 ES6 Arrow Functions and this Binding 5 min 18 ES6 Destructuring for Props and State 5 min 19 ES6 Spread and Rest in React 5 min 20 ES6 Modules for React Projects 5 min

React JSX & Components

21 JSX Syntax, Expressions, and Fragments 5 min 22 React Functional Components and Props 5 min 23 React Props Destructuring and children 5 min 24 React Events and Synthetic Events 5 min 25 React Conditional Rendering Patterns 5 min 26 React Lists, Keys, and Reconciliation 5 min

React Hooks

27 React useState Hook in Depth 5 min 28 React useEffect Hook and Dependencies 5 min 29 React useContext for Global State 5 min 30 React useRef and DOM Access 5 min 31 React useReducer for Complex State 5 min 32 React useCallback and useMemo Performance 5 min 33 React Custom Hooks 5 min

React Apps in Production

34 React Forms: controlled vs uncontrolled 5 min 35 React Router: routes and navigation 5 min 36 Fetching Data in React with fetch 5 min 37 React CSS Modules and Styling Options 5 min 38 React Error Boundaries and Suspense Intro 5 min 39 React Interview Questions and Answers 5 min

React Advanced

40 React Performance Profiling with DevTools 5 min 41 React Code Splitting with lazy and Suspense 5 min 42 React useMemo and useCallback Deep Dive 5 min 43 React Compound Components Pattern 5 min 44 React Testing Library and Mocking APIs 5 min 45 React Security: XSS, CSP, and Safe dangerouslySetInnerHTML 5 min