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useKeyedState() — react Function Reference

Architecture documentation for the useKeyedState() function in error.invalid-setState-in-useMemo.js from the react codebase.

Function javascript TestingUtilities Fixtures

Entity Profile

Dependency Diagram

graph TD
  278f5a63_ebe8_8b0c_159d_bdc12010764a["useKeyedState()"]
  2633b9c7_c5aa_9dd0_895e_fed3d6f17fbe["error.invalid-setState-in-useMemo.js"]
  278f5a63_ebe8_8b0c_159d_bdc12010764a -->|defined in| 2633b9c7_c5aa_9dd0_895e_fed3d6f17fbe
  style 278f5a63_ebe8_8b0c_159d_bdc12010764a fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-setState-in-useMemo.js lines 1–11

function useKeyedState({key, init}) {
  const [prevKey, setPrevKey] = useState(key);
  const [state, setState] = useState(init);

  useMemo(() => {
    setPrevKey(key);
    setState(init);
  }, [key, init]);

  return state;
}

Domain

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Defined In

Source

Frequently Asked Questions

What does useKeyedState() do?
useKeyedState() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-setState-in-useMemo.js.
Where is useKeyedState() defined?
useKeyedState() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/error.invalid-setState-in-useMemo.js at line 1.

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