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HelloWorld Class — react Architecture

Architecture documentation for the HelloWorld class in ReactServerRenderingHydration-test.js from the react codebase.

Class javascript

Entity Profile

Dependency Diagram

graph TD
  4e10522e_de36_1fae_3bf2_6b33364bc45f["HelloWorld"]
  b7920700_e7c1_3067_f871_ad47aca466c8["ReactServerRenderingHydration-test.js"]
  4e10522e_de36_1fae_3bf2_6b33364bc45f -->|defined in| b7920700_e7c1_3067_f871_ad47aca466c8
  88b7e1f3_b9ca_062d_c7e2_05805a66c354["componentDidMount()"]
  4e10522e_de36_1fae_3bf2_6b33364bc45f -->|method| 88b7e1f3_b9ca_062d_c7e2_05805a66c354
  c0fe4438_3ca0_0153_0206_9cd31216bc60["render()"]
  4e10522e_de36_1fae_3bf2_6b33364bc45f -->|method| c0fe4438_3ca0_0153_0206_9cd31216bc60

Relationship Graph

Source Code

packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js lines 488–507

    class HelloWorld extends React.Component {
      state = {isClient: false};
      componentDidMount() {
        this.setState({
          isClient: true,
        });
      }
      render() {
        return (
          <div>
            Hello{' '}
            {this.state.isClient && (
              <React.Suspense fallback="loading">
                <Lazy />
              </React.Suspense>
            )}
          </div>
        );
      }
    }

Defined In

Source

Frequently Asked Questions

What is the HelloWorld class?
HelloWorld is a class in the react codebase, defined in packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js.
Where is HelloWorld defined?
HelloWorld is defined in packages/react-dom/src/__tests__/ReactServerRenderingHydration-test.js at line 488.

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