Mastering ReactJS: A Comprehensive Roadmap

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ReactJS has been a dominant force in the web development world for years and shows no signs of losing its popularity. Whether you’re a beginner or an experienced developer looking to deepen your knowledge, this step-by-step roadmap will guide you through the essential concepts and advanced techniques in ReactJS.

๐Ÿ.๐‚๐จ๐ฆ๐ฉ๐จ๐ง๐ž๐ง๐ญ๐ฌ
โ€ข Functional Components
โ€ข Class Components
โ€ข JSX (JavaScript XML) Syntax

๐Ÿ.๐๐ซ๐จ๐ฉ๐ฌ (๐๐ซ๐จ๐ฉ๐ž๐ซ๐ญ๐ข๐ž๐ฌ)
โ€ข Passing Props
โ€ข Default Props
โ€ข Prop Types

๐Ÿ‘.๐’๐ญ๐š๐ญ๐ž
โ€ข useState Hook
โ€ข Class Component State
โ€ข Immutable State

๐Ÿ’.๐‹๐ข๐Ÿ๐ž๐œ๐ฒ๐œ๐ฅ๐ž ๐Œ๐ž๐ญ๐ก๐จ๐๐ฌ (๐‚๐ฅ๐š๐ฌ๐ฌ ๐‚๐จ๐ฆ๐ฉ๐จ๐ง๐ž๐ง๐ญ๐ฌ)
โ€ข componentDidMount
โ€ข componentDidUpdate
โ€ข componentWillUnmount

๐Ÿ“.๐‡๐จ๐จ๐ค๐ฌ (๐…๐ฎ๐ง๐œ๐ญ๐ข๐จ๐ง๐š๐ฅ ๐‚๐จ๐ฆ๐ฉ๐จ๐ง๐ž๐ง๐ญ๐ฌ)
โ€ข useFormStatus – Latest
โ€ข useFormState – Latest
โ€ข Use – Latest
โ€ข useActionState – Latest
โ€ข useOptimistic – Latest
โ€ข useState
โ€ข useEffect
โ€ข useContext
โ€ข useReducer
โ€ข useCallback
โ€ข useMemo
โ€ข useRef
โ€ข useImperativeHandle
โ€ข useLayoutEffect

๐Ÿ”.๐„๐ฏ๐ž๐ง๐ญ ๐‡๐š๐ง๐๐ฅ๐ข๐ง๐ 
โ€ข Handling Events in Functional Components
โ€ข Handling Events in Class Components

๐Ÿ•.๐‚๐จ๐ง๐๐ข๐ญ๐ข๐จ๐ง๐š๐ฅ ๐‘๐ž๐ง๐๐ž๐ซ๐ข๐ง๐ 
โ€ข if Statements
โ€ข Ternary Operators
โ€ข Logical && Operator

๐Ÿ–.๐‹๐ข๐ฌ๐ญ๐ฌ ๐š๐ง๐ ๐Š๐ž๐ฒ๐ฌ
โ€ข Rendering Lists
โ€ข Keys in React Lists

๐Ÿ—.๐‚๐จ๐ฆ๐ฉ๐จ๐ง๐ž๐ง๐ญ ๐‚๐จ๐ฆ๐ฉ๐จ๐ฌ๐ข๐ญ๐ข๐จ๐ง
โ€ข Reusing Components
โ€ข Children Props
โ€ข Composition vs Inheritance

๐Ÿ๐ŸŽ.๐‡๐ข๐ ๐ก๐ž๐ซ-๐Ž๐ซ๐๐ž๐ซ ๐‚๐จ๐ฆ๐ฉ๐จ๐ง๐ž๐ง๐ญ๐ฌ (๐‡๐Ž๐‚)
โ€ข Creating HOCs
โ€ข Using HOCs for Reusability

๐Ÿ๐Ÿ.๐‘๐ž๐ง๐๐ž๐ซ ๐๐ซ๐จ๐ฉ๐ฌ
โ€ข Using Render Props Pattern

๐Ÿ๐Ÿ.๐‘๐ž๐š๐œ๐ญ ๐‘๐จ๐ฎ๐ญ๐ž๐ซ
โ€ข BrowserRouter
โ€ข Route
โ€ข Link
โ€ข Routes
โ€ข Route Parameters

๐Ÿ๐Ÿ‘.๐๐š๐ฏ๐ข๐ ๐š๐ญ๐ข๐จ๐ง
โ€ข useHistory Hook
โ€ข useLocation Hook

๐’๐ญ๐š๐ญ๐ž ๐Œ๐š๐ง๐š๐ ๐ž๐ฆ๐ž๐ง๐ญ

๐Ÿ๐Ÿ’.๐‚๐จ๐ง๐ญ๐ž๐ฑ๐ญ ๐€๐๐ˆ
โ€ข Creating Context
โ€ข useContext Hook

๐Ÿ๐Ÿ“.๐‘๐ž๐๐ฎ๐ฑ
โ€ข Actions
โ€ข Reducers
โ€ข Store
โ€ข connect Function (React-Redux)

๐Ÿ๐Ÿ”.๐…๐จ๐ซ๐ฆ๐ฌ
โ€ข Handling Form Data
โ€ข Controlled Components
โ€ข Uncontrolled Components

๐Ÿ๐Ÿ•.๐’๐ข๐๐ž ๐„๐Ÿ๐Ÿ๐ž๐œ๐ญ๐ฌ
โ€ข useEffect for Data Fetching
โ€ข useEffect Cleanup

๐Ÿ๐Ÿ–.๐€๐‰๐€๐— ๐‘๐ž๐ช๐ฎ๐ž๐ฌ๐ญ๐ฌ
โ€ข Fetch API
โ€ข Axios Library

๐„๐ซ๐ซ๐จ๐ซ ๐‡๐š๐ง๐๐ฅ๐ข๐ง๐ 

๐Ÿ๐Ÿ—.๐„๐ซ๐ซ๐จ๐ซ ๐๐จ๐ฎ๐ง๐๐š๐ซ๐ข๐ž๐ฌ
โ€ข componentDidCatch (Class Components)
โ€ข ErrorBoundary Component (Functional
Components)

๐Ÿ๐ŸŽ.๐“๐ž๐ฌ๐ญ๐ข๐ง๐ 
โ€ข Jest Testing Framework
โ€ข React Testing Library

๐Ÿ๐Ÿ.๐Ž๐ฉ๐ญ๐ข๐ฆ๐ข๐ณ๐š๐ญ๐ข๐จ๐ง
โ€ข Memoization
โ€ข Profiling and Performance Monitoring

๐Ÿ๐Ÿ. ๐๐ฎ๐ข๐ฅ๐ ๐š๐ง๐ ๐ƒ๐ž๐ฉ๐ฅ๐จ๐ฒ๐ฆ๐ž๐ง๐ญ
โ€ข Create React App (CRA)
โ€ข Production Builds
โ€ข Deployment Strategies

๐…๐ซ๐š๐ฆ๐ž๐ฐ๐จ๐ซ๐ค๐ฌ ๐š๐ง๐ ๐‹๐ข๐›๐ซ๐š๐ซ๐ข๐ž๐ฌ

๐Ÿ๐Ÿ‘.๐’๐ญ๐ฒ๐ฅ๐ข๐ง๐  ๐‹๐ข๐›๐ซ๐š๐ซ๐ข๐ž๐ฌ
โ€ข Styled-components
โ€ข CSS Modules

๐Ÿ๐Ÿ’.๐’๐ญ๐š๐ญ๐ž ๐Œ๐š๐ง๐š๐ ๐ž๐ฆ๐ž๐ง๐ญ ๐‹๐ข๐›๐ซ๐š๐ซ๐ข๐ž๐ฌ
โ€ข Redux
โ€ข MobX

๐Ÿ๐Ÿ”.๐‘๐จ๐ฎ๐ญ๐ข๐ง๐  ๐‹๐ข๐›๐ซ๐š๐ซ๐ข๐ž๐ฌ
โ€ข React Router
โ€ข Reach Router

Conclusion
Mastering ReactJS requires a thorough understanding of its core concepts, advanced features, and associated libraries. This roadmap provides a structured approach to learning and improving your ReactJS skills, ensuring you stay ahead in the ever-evolving web development landscape. Happy coding! ๐Ÿš€