Best React JS training in Chennai
Module 1: Introduction to React
Objective: Understand what React is and why it is used.
What is React?
History and evolution
SPA vs MPA
Key features (Virtual DOM, JSX, Components, Unidirectional Data Flow)
Environment setup (Node.js, npm/yarn, create-react-app)
Creating your first React app
Module 2: JSX and Rendering
Objective: Learn JSX syntax and how rendering works.
What is JSX?
JSX vs HTML
Embedding expressions in JSX
Rendering elements
Fragments (<> </>
)
Module 3: Components and Props
Objective: Understand functional and class components.
Function vs Class components
Props: passing data between components
PropTypes and defaultProps
Component composition
Reusability and modularization
Module 4: State and Lifecycle
Objective: Manage component state and lifecycle.
useState hook
useEffect hook
Class component lifecycle methods
Conditional rendering
Event handling
Module 5: Handling Forms
Objective: Work with form inputs and state.
Controlled vs uncontrolled components
Handling input fields
Form submission
Validations and error handling
Module 6: React Router
Objective: Implement routing in a SPA.
Installing and configuring react-router-dom
BrowserRouter, Routes, Route
Link, NavLink
Nested routes
Route parameters
Programmatic navigation
Module 7: Hooks in Depth
Objective: Explore React hooks beyond useState and useEffect.
useContext
useReducer
useRef
Custom hooks
Rules of hooks
Module 8: API Calls & Data Fetching
Objective: Integrate APIs and fetch data.
Fetch API vs Axios
useEffect for fetching data
Async/await in React
Loading and error states
Real-world examples
Module 9: State Management (Redux or Context API)
Objective: Manage complex state in large applications.
When to use Redux or Context
Setting up Redux Toolkit
Actions, reducers, store
useSelector, useDispatch
Redux with async (thunk/saga)
Module 10: Styling in React
Objective: Style React apps effectively.
CSS Modules
Styled-components
Tailwind CSS in React
SASS with React
Animations with Framer Motion
Module 11: Testing React Applications
Objective: Write tests for components.
Introduction to Jest and React Testing Library
Snapshot testing
Unit testing components
Mocking functions and API calls
Module 12: Build and Deployment
Objective: Build and deploy React apps.
npm run build
Hosting on Netlify, Vercel, Firebase
Optimizing performance
Environment variables
Code splitting and lazy loading
Module 13: Advanced Topics
Objective: Deep dive into performance and patterns.
Error Boundaries
Memoization (React.memo, useMemo, useCallback)
HOCs and Render Props
React Fiber architecture
React Server Components (optional/advanced)
Introduction to Next.js (optional)