componentDidUpdate() — react Function Reference

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

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BabelCompiler→ Validation→ componentDidUpdate() — react Function Reference

Dependency Diagram

graph TD
  a012c367_3d8b_9783_f8af_0d9331e1c02f["componentDidUpdate()"]
  c22a2c25_232e_9a32_dbb0_5038725bab89["MyComponent"]
  a012c367_3d8b_9783_f8af_0d9331e1c02f -->|defined in| c22a2c25_232e_9a32_dbb0_5038725bab89
  style a012c367_3d8b_9783_f8af_0d9331e1c02f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-dom/src/__tests__/ReactDOMEventListener-test.js lines 123–129

          componentDidUpdate() {
            expect(
              ReactDOM.__DOM_INTERNALS_DO_NOT_USE_OR_WARN_USERS_THEY_CANNOT_UPGRADE.findDOMNode(
                this,
              ),
            ).toBe(container.firstChild);
          }