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componentDidUpdate() — react Function Reference

Architecture documentation for the componentDidUpdate() function in ReactLegacyUpdates-test.js from the react codebase.

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Dependency Diagram

graph TD
  450ccbad_3a93_9121_2e88_fdbcd549c38f["componentDidUpdate()"]
  281637bb_43aa_75dc_b515_52beb7c72e3d["Component"]
  450ccbad_3a93_9121_2e88_fdbcd549c38f -->|defined in| 281637bb_43aa_75dc_b515_52beb7c72e3d
  style 450ccbad_3a93_9121_2e88_fdbcd549c38f fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js lines 46–48

      componentDidUpdate() {
        updateCount++;
      }

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Frequently Asked Questions

What does componentDidUpdate() do?
componentDidUpdate() is a function in the react codebase, defined in packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js.
Where is componentDidUpdate() defined?
componentDidUpdate() is defined in packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js at line 46.

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