react-patterns

The React use() hook reads promises during render, integrating with Suspense boundaries to coordinate data loading and rendering without complex state management. It unwraps promises directly within Server Components or client-side fetches.

Separating Server and Client Components in React involves structuring server-rendered parts for data fetching and client-rendered parts for interactivity. This pattern optimizes performance and user experience by minimizing client-side JavaScript.

Implementing server actions in React 19 exposes server-side logic to the client through clean custom hook interfaces. This pattern allows direct mutation and data fetching operations without manually building separate API endpoints.

Yes, React 19 patterns apply across Next.js-like apps and other React frontends that separate server and client concerns. The core architectures for Server Components, Actions, and Suspense remain functional across different rendering environments.

Use compound components in React to compose reusable UI patterns that require robust state management and accessibility. This pattern allows flexible component composition while maintaining shared internal state without prop drilling.