React: Building Interactive User Interfaces
├── Introduction
│   └── Overview of React
├── Setting Up React
│   ├── Installation Process
│   └── Creating a New React Application
├── Fundamental Concepts of React
│   ├── JSX Syntax
│   ├── Components and Props
│   ├── State and Lifecycle Methods
│   └── Handling Events
├── Advanced React Features
│   ├── Conditional Rendering
│   ├── Lists and Keys
│   ├── Context API
│   └── Hooks
├── Practical Examples
│   ├── Building a Simple Counter
│   ├── Creating a Todo List Application
│   └── Implementing Context for Theme Selection
└── Conclusion
    └── React's Role in Modern Web Development

1. Introduction

Overview of React

• React is a declarative, efficient, and flexible JavaScript library for building user interfaces, enabling the creation of complex interactive UIs from isolated code components.

2. Setting Up React

Installation Process

# Installing React
npx create-react-app my-app
cd my-app
npm start

Creating a New React Application

• Initializing a new project using Create React App.

3. Fundamental Concepts of React

JSX Syntax

• JSX is a syntax extension for JavaScript, used in React to describe UIs.

const element = <h1>Hello, world!</h1>;

Components and Props

• Building reusable components and passing data through props.

function Welcome(props) {
  return <h1>Hello, {props.name}</h1>;
}

State and Lifecycle Methods

• Managing internal state and using lifecycle methods for side effects.