React Notes
Browse all React programming notes and tutorials.
Introduction to React
React is a free, open-source JavaScript library built by Facebook (Meta) in 2013. It is used to build…
What is JSX?
JSX is not HTML. It's also not a string. It's a syntax extension for JavaScript that gets transformed…
First React App
Welcome to React First React app development is the perfect starting point for mastering modern frontend engineering with…
JSX Rules in React
JSX rules in React Explained JSX rules in React define how developers write structured UI components using JavaScript…
JSX Expressions in React
JSX Expressions in React Everything you need to know about embedding JavaScript expressions inside JSX using curly braces…
React Components
React Components React unfolds like a carefully composed system, where every visual element is shaped through small, meaningful…
Introduction to Props in React
Introduction to Props in React React is one of the most widely used JavaScript libraries for building user…
React Events: (Synthetic, Hooks)
React Events A React event is React's custom implementation of browser events (like clicks, typing, or form submissions). It uses…
React Conditionals
What Are React Conditionals? Conditional rendering in React is the process of displaying different UI elements or nothing…
React Forms
What is a Form in React? A form in React is a component (or group of components) that…
React Lists
What Are React Lists? A React List is a collection of JSX elements rendered dynamically from an array…
React Portal
What is a React Portal? A React Portal is a built-in React feature that lets you render a…
React Suspense
1. What is React Suspense? React Suspense is a built-in React component that lets you pause (or "suspend")…
React CSS Styling
React CSS Styling Modern web applications are no longer built with static pages alone. Users expect responsive layouts,…
React Router
React Router 1. What is React Router? React Router is the standard declarative routing library for React applications.…
React Transitions
React Transitions What Are React Transitions? In the React ecosystem, the word "transition" carries two distinct meanings that…