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useHook() — react Function Reference

Architecture documentation for the useHook() function in hoisting-let-declaration-without-initialization.js from the react codebase.

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Entity Profile

Dependency Diagram

graph TD
  a0c4d73d_e092_e0c4_5ef2_7c3aa06e825f["useHook()"]
  2f9e9452_434a_ce47_270d_174b7c26afe6["hoisting-let-declaration-without-initialization.js"]
  a0c4d73d_e092_e0c4_5ef2_7c3aa06e825f -->|defined in| 2f9e9452_434a_ce47_270d_174b7c26afe6
  style a0c4d73d_e092_e0c4_5ef2_7c3aa06e825f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/hoisting-let-declaration-without-initialization.js lines 3–12

function useHook({cond}) {
  'use memo';
  const getX = () => x;

  let x;
  if (cond) {
    x = CONST_NUMBER1;
  }
  return <Stringify getX={getX} shouldInvokeFns={true} />;
}

Domain

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Defined In

Source

Frequently Asked Questions

What does useHook() do?
useHook() is a function in the react codebase, defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/hoisting-let-declaration-without-initialization.js.
Where is useHook() defined?
useHook() is defined in compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/hoisting-let-declaration-without-initialization.js at line 3.

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