React makes it painless to create interactive UIs. Design simple views for each state in your application, and React will efficiently update and render just the right components when your …

We wrote this document so that you have a better idea of how we decide what React does and what React doesn’t do, and what our development philosophy is like.

React macht es dir leicht, interaktive Benutzeroberflächen zu erstellen. Erstelle einfache Ansichten für jeden Zustand deiner Anwendung und React wird sobald du Daten änderst, …

Cho dù bạn chỉ muốn thử một chút React, thêm một số tương tác vào trang HTML, hoặc xây dựng một ứng dụng React phức tạp, những hướng dẫn trong phần này sẽ giúp bạn bắt đầu.

React Testing Library is a set of helpers that let you test React components without relying on their implementation details. This approach makes refactoring a breeze and also nudges you …

In React, you can create distinct components that encapsulate behavior you need. Then, you can render only some of them, depending on the state of your application. Conditional rendering in …

There are many example projects created by the React community. We’re keeping this page focused on the ones that use React without third-party state management libraries.

Before React 17, we use the standard User Timing API to profile components with the chrome performance tab. For a more detailed walkthrough, check out this article by Ben Schwarz.

Hooks let us split the code based on what it is doing rather than a lifecycle method name. React will apply every effect used by the component, in the order they were specified.

Que vous souhaitiez avoir un aperçu de React, ajouter de l’interactivité à une simple page HTML ou démarrer une application React complète, les liens de cette section vous aideront à bien …