React JS Course

 React JS Course Outline (For M-Tech IT Institute)

This course is designed to teach students how to build modern, dynamic, and interactive web applications using React JS, starting from the basics and progressing to advanced topics. It covers everything from setting up the environment, creating functional components, and managing state, to working with hooks, routing, Redux, and performance optimization.

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 Module 1: Introduction to React JS (Basic Level)

1. Overview of React and its Ecosystem

– What is React JS?

– Understanding the Role of React in Modern Web Development

– Introduction to Single-Page Applications (SPA)

– React vs Other Frameworks (Vue, Angular, etc.)

– The React Ecosystem (JSX, Components, State, Props)

2. Setting Up Development Environment

– Installing Node.js, npm, and Create React App

– Setting Up a React Project using Create React App

– Understanding Project Structure and Files

– Running a Development Server

– Using Visual Studio Code or Other IDEs for React Development

3. Basic Concepts: JSX, Components, and Props

– Introduction to JSX (JavaScript XML)

– Creating Functional Components

– Passing Data Between Components Using Props

– Rendering JSX Expressions

– Using JavaScript Expressions within JSX

4. Understanding Components in React

– Functional vs Class Components

– Creating and Rendering Components

– Component Hierarchy and Composition

– Using Props to Pass Data between Components

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Module 2: Intermediate React JS Skills

1. State Management in React

– Introduction to State in React

– Managing State in Functional Components using useState Hook

– Understanding State Updates and Re-rendering

– Passing State Between Components

– Using State in Event Handlers

2. Handling Events in React

– Event Handling in React (onClick, onSubmit, etc.)

– Handling Forms and User Input

– Conditional Rendering Based on Events (e.g., toggling visibility)

– Controlled and Uncontrolled Components

3. React Component Lifecycle

– Overview of Lifecycle Methods in Class Components

– useEffect Hook for Managing Side Effects in Functional Components

– Cleanup Functions in useEffect

– Fetching Data and Handling Async Operations in useEffect

4. Conditional Rendering and Lists

– Conditional Rendering with If-Else, Ternary Operators, and Logical && Operators

– Rendering Lists in React (Using map())

– Keys in Lists for Efficient Rendering

– Handling Dynamic Data (Fetching and Displaying from APIs)

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 Module 3: Advanced React JS Skills

1. React Router for Navigation

– Introduction to React Router

– Setting up React Router for SPAs

– Using <BrowserRouter>, <Route>, and <Link>

– Nested Routes and Route Parameters

– Programmatic Navigation with useHistory Hook

2. Context API for State Management

– Introduction to Context API

– Creating a Context and Provider

– Consuming Context with useContext Hook

– Avoiding Prop Drilling with Context API

– Global State Management with Context API

3. React Hooks Deep Dive

– Understanding useState, useEffect, useContext, and useReducer

– Creating Custom Hooks for Code Reusability

– useRef for Accessing DOM Elements

– useMemo and useCallback for Performance Optimization

4. Error Boundaries in React

– What are Error Boundaries?

– Creating Error Boundary Components

– Handling Errors in Class Components and Functional Components

– Logging and Debugging React Errors

5. Higher-Order Components (HOCs)

– Understanding the Concept of Higher-Order Components

– Creating and Using HOCs for Reusability

– Examples of HOCs (withAuthentication, withLogging, etc.)

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 Module 4: State Management with Redux

1. Introduction to Redux

– What is Redux and Why Use It?

– Core Concepts: Store, Actions, Reducers

– Setting Up Redux in a React Application

– Installing Redux and React-Redux

2. Actions, Reducers, and Store

– Defining Actions and Action Creators

– Creating Reducers to Handle Actions

– Combining Reducers Using combineReducers

– Configuring the Store and Dispatching Actions

3. Connecting React Components with Redux

– Using connect to Link Components to Redux Store

– Using mapStateToProps and mapDispatchToProps

– Understanding useSelector and useDispatch Hooks in React-Redux

4. Async Actions in Redux

– Handling Asynchronous Operations in Redux (with Thunks or Sagas)

– Fetching Data Using Redux Thunk Middleware

– Managing Loading States and Error Handling with Redux

5. Advanced Redux Patterns

– Redux Toolkit for Simplified Redux Development

– Redux DevTools for Debugging

– Normalizing Data and Avoiding Redux Boilerplate

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 Module 5: Styling and UI Libraries

1. Styling in React

– Inline Styling vs CSS Stylesheets

– CSS Modules for Scoped Styling

– Styled Components for CSS-in-JS Styling

– Using SASS or LESS for Advanced Styling

2. UI Libraries and Component Frameworks

– Introduction to Material-UI and Ant Design

– Integrating Third-Party UI Libraries into React

– Creating Responsive Layouts with Flexbox and Grid

– Customizing and Theming UI Components

3. CSS-in-JS with Styled Components

– Advantages of Styled Components

– Creating Styled Components and Reusing Them

– Dynamic Styling with Props and Themes

– Handling Media Queries and Responsiveness with Styled Components

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 Module 6: Testing in React

1. Introduction to Testing in React

– Why Testing is Important in React Applications

– Setting Up Jest and React Testing Library

– Writing Basic Unit Tests for React Components

– Testing State, Props, and Events in Components

2. Testing User Interactions

– Simulating User Events (Click, Input Change, etc.)

– Mocking Functions and API Calls

– Snapshot Testing with Jest

3. Integration and E2E Testing

– Writing Integration Tests for Full Components

– End-to-End Testing with Cypress or Puppeteer

– Testing Redux-connected Components and Async Actions

4. Mocking API Calls for Tests

– Using Mock Service Worker (MSW) for Mocking API Requests

– Writing Tests for Components with API Calls

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 Module 7: Optimizing React Performance

1. Performance Optimization in React

– Identifying Performance Bottlenecks in React Applications

– React Profiler for Performance Analysis

– Optimizing Re-renders with React.memo and PureComponent

– Lazy Loading Components with React.lazy() and Suspense

2. Code Splitting and Bundle Optimization

– Introduction to Code Splitting in React

– Using Webpack for Optimized Bundling

– Lazy Loading Routes and Components for Faster Load Times

3. Memoization and useMemo Hook

– Understanding Memoization and Its Importance

– Using useMemo to Optimize Expensive Calculations

– Using useCallback to Optimize Function References

4. Debouncing and Throttling in React

– Implementing Debouncing for User Input Handling

– Throttling API Requests and Events for Performance

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 Module 8: Advanced Topics in React

1. React Native Introduction

– Overview of React Native for Mobile Development

– Setting Up a React Native Development Environment

– Creating and Styling a Simple React Native App

– Running React Native Apps on iOS and Android

2. Server-Side Rendering (SSR) with React

– Introduction to SSR and Its Benefits

– Setting Up a React App for Server-Side Rendering

– Using Next.js for SSR and Static Site Generation (SSG)

3. Progressive Web Apps (PWAs) with React

– What is a PWA and Why Use It?

– Setting Up a PWA in React

– Caching Assets and Offline Functionality in PWAs

4. Deployment and Continuous Integration (CI)

– Deploying React Apps to Netlify, Vercel, or AWS Amplify

– Configuring CI/CD Pipelines with GitHub Actions or CircleCI

– Optimizing for Production Build (Minification, Compression)

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 Practical Assignments and Case Studies

– Build real-world applications such as a to-do list, e-commerce site, or social media platform.

– Develop an application with advanced state management using Redux.

– Case studies on optimizing performance, handling complex forms, and working with APIs.

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 Course Outcome:

By the end of the course, students will:

– Be proficient in React JS and able to build modern web applications.

– Understand key concepts like state management, hooks, routing, and context API.

– Be capable of using Redux for managing application-wide state.

– Have a strong understanding of React Native, testing, performance optimization, and deployment techniques.