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React

Official tag for Facebook's React JavaScript library for building user interfaces

about #react

React is a declarative, component-based library, you can learn once, and write anywhere

Editor Guide

Check out this Editor Guide
or this post to learn how to add code syntax highlights, embed CodeSandbox/Codepen, etc

Official Documentations & Source

Improving Your Chances for a Reply

by putting a minimal example to either JSFiddle, Code Sandbox, or StackBlitz. Describe what you want it to do, and things you've tried. Don't just post big blocks of code!

Where else to ask questions

StackOverflow tagged with [reactjs] Beginner's Thread / Easy Questions (Jan 2020) on r/reactjs subreddit.

Note: a new "Beginner's Thread" created as sticky post on the first day of each month

Learn in Public

Don't afraid to post an article or being wrong.
Learn in public.

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Cover image for [2026] Don't use React.createContext(), create hooks.

Sep 4 '24

[2026] Don't use React.createContext(), create hooks.

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react-admin for React-admin

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How to Solve Hydration Errors in Next.js

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Cover image for Implement React v18 from Scratch Using WASM and Rust - [25] Suspense(2) - Data Fetching with use hook

ayou

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Cover image for How to implement authorization in a React application

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Cover image for 🚍 - Real-Time Bus Schedules for Kerala!

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