React’s New Activity Component Explained (with Example)

In this video, I break down the new React Activity component introduced in React 19.2. We’ll look at what it does, how it preserves UI state, and walk through a practical example — a sidebar with nested sections and a quick feedback form. Resources: React Docs → https://react.dev/reference/react/Activity You’ll learn how Activity works, when to use it, and how it helps keep your app stateful even as components mount and unmount. React Activity, React 19, React Activity component tutorial, React new features, React example