Comprehensive guide covering React fundamentals including JSX syntax, component creation, event handling, state management with hooks, and rendering concepts. Explains how to add React to HTML pages, work with JSX expressions, handle lists with keys, manage component state with useState, and understand the difference between refs, state, and variables. Includes practical examples and best practices for building user interfaces.

45m read timeFrom freecodecamp.org
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Table of ContentsWhat You Should Already KnowWhat Exactly Is React?How to Add a React Component to a WebsiteWhat Is JSX?What Is React.createElement()?How to Use JSXTime to Practice with JSX 🤸‍♂️🏋️‍♀️🏊‍♀️What Is a React Component?How to Render Lists of Elements from an ArrayHow to Handle Events in ReactWhat Is React State?What Is the React Ref Hook?Variables vs Refs vs States in ReactWhat Is the useEffect Hook?How to Style React ComponentsOverview

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