Posts tagged “useMemo”

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React 20 Compiler: Which Hooks It Eliminates, Which It Cannot, and How to Audit Your Codebase Before Upgrading

November 8, 2026

The React Compiler auto-memoizes components and hooks, eliminating most useMemo and useCallback calls. Developers must audit effect dependencies, library compatibility, and exact-identity patterns before migrating.

reactreact-compilerhooks+3