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Parent Class — react Architecture

Architecture documentation for the Parent class in ReactLegacyUpdates-test.js from the react codebase.

Class javascript

Entity Profile

Dependency Diagram

graph TD
  05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d["Parent"]
  57bbe153_3647_1eae_6c86_4e9ee333eae2["ReactLegacyUpdates-test.js"]
  05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d -->|defined in| 57bbe153_3647_1eae_6c86_4e9ee333eae2
  872fced1_d40c_1f51_8417_134876e15db9["componentDidUpdate()"]
  05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d -->|method| 872fced1_d40c_1f51_8417_134876e15db9
  c6e270d3_bd76_b564_cd43_6ab197d1889b["render()"]
  05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d -->|method| c6e270d3_bd76_b564_cd43_6ab197d1889b
  b11183b4_bad7_c87b_9ef8_6cb01567c95b["shouldComponentUpdate()"]
  05a59ec0_7bdc_2bd3_94d6_1cc4ebafa67d -->|method| b11183b4_bad7_c87b_9ef8_6cb01567c95b

Relationship Graph

Source Code

packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js lines 142–157

    class Parent extends React.Component {
      state = {x: 0};
      childRef = React.createRef();

      componentDidUpdate() {
        parentUpdateCount++;
      }

      render() {
        return (
          <div>
            <Child ref={this.childRef} x={this.state.x} />
          </div>
        );
      }
    }

Defined In

Source

Frequently Asked Questions

What is the Parent class?
Parent is a class in the react codebase, defined in packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js.
Where is Parent defined?
Parent is defined in packages/react-dom/src/__tests__/ReactLegacyUpdates-test.js at line 142.

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