Tencent Music Tech Team
May 25, 2018 · Frontend Development
Key New Features of React 16.x: Render Optimization, Error Boundaries, Portals, Context API, and Ref API
React 16 introduced major enhancements—including array returns and Fragment syntax for cleaner rendering, error‑boundary components to catch UI crashes, portals for rendering outside the DOM hierarchy, a stable Context API for global data, and new Ref utilities like createRef and forwardRef—greatly improving ergonomics, performance, and encouraging upgrades from older versions.
ContextAPIErrorBoundaryPortal
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