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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
  872fced1_d40c_1f51_8417_134876e15db9["componentDidUpdate()"]
  05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d["Parent"]
  872fced1_d40c_1f51_8417_134876e15db9 -->|defined in| 05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d
  style 872fced1_d40c_1f51_8417_134876e15db9 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js lines 146–148

      componentDidUpdate() {
        parentUpdateCount++;
      }

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Defined In

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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 146.

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