Quick Start Welcome to the React documentation! This page will give you an introduction to 80% of the React concepts that you will use on a daily basis.

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

Aug 5, 2025 · React Cheat Sheet is a quick reference with key concepts and commands for both beginner and advanced. A perfect guide to learn managing state, props, hooks, events, and …

React.js cheatsheet React is a JavaScript library for building user interfaces. This guide targets React v15 to v16.

5 days ago · React is one of the most powerful and widely used libraries for building user interfaces with JavaScript. From small components to large-scale front-end and full-stack …

These new documentation pages teach modern React and include live examples: Consider this variable declaration: This funny tag syntax is neither a string nor HTML. It is called JSX, and it …

What is JSX? JSX stands for JavaScript XML. JSX allows us to write HTML in React. JSX makes it easier to write and add HTML in React.

It is a JavaScript syntax extension popularized by React. Putting JSX markup close to related rendering logic makes React components easy to create, maintain, and delete.

Learn & remember key React information and concepts with this cheatsheet (+ PDF version). Perfect for any React Developer - beginner, intermediate or advanced.

Sep 27, 2025 · You can complete this React tutorial in approximately 8 weeks with consistent learning and hands-on practice. In Week 1, you'll cover React basics, including components, …