Counter() — react Function Reference

Architecture documentation for the Counter() function in index.js from the react codebase.

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Entity Profile

BabelCompiler→ Validation→ Counter() — react Function Reference

Dependency Diagram

graph TD
  3b3b4e10_a16c_d67d_0b6f_cbc040751c52["Counter()"]
  5aa85a12_1605_0a07_5475_5af04b0334ac["index.js"]
  3b3b4e10_a16c_d67d_0b6f_cbc040751c52 -->|defined in| 5aa85a12_1605_0a07_5475_5af04b0334ac
  style 3b3b4e10_a16c_d67d_0b6f_cbc040751c52 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/react-devtools-shell/src/app/TraceUpdatesTest/index.js lines 13–22

const Counter = () => {
  const [count, setCount] = useState(0);

  return (
    <div>
      <h3>Count: {count}</h3>
      <button onClick={() => setCount(c => c + 1)}>Increment</button>
    </div>
  );
};