componentDidMount() — react Function Reference

Architecture documentation for the componentDidMount() function in ReactUpdates-test.js from the react codebase.

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BabelCompiler→ Validation→ componentDidMount() — react Function Reference

Dependency Diagram

graph TD
  6ed82db3_e9e8_fa45_435c_2761e869eb84["componentDidMount()"]
  add35859_8a8f_31a9_649d_7217f9bd2e68["MockComponent"]
  6ed82db3_e9e8_fa45_435c_2761e869eb84 -->|defined in| add35859_8a8f_31a9_649d_7217f9bd2e68
  style 6ed82db3_e9e8_fa45_435c_2761e869eb84 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-dom/src/__tests__/ReactUpdates-test.js lines 819–830

      componentDidMount() {
        instances.push(this);
        if (this.props.depth < this.props.count) {
          const root = ReactDOMClient.createRoot(findDOMNode(this));
          root.render(
            <MockComponent
              depth={this.props.depth + 1}
              count={this.props.count}
            />,
          );
        }
      }