Component() — react Function Reference

Source Code

compiler/packages/babel-plugin-react-compiler/src/__tests__/fixtures/compiler/reactive-control-dependency-forin-collection.js lines 1–16

function Component(props) {
  let x;
  for (const key in props.values) {
    const i = parseInt(key, 10);
    if (i > 10) {
      x = 10;
    } else {
      x = 1;
    }
  }
  // The values assigned to `x` are non-reactive, but the value of `x`
  // depends on the "control" variable `i`, whose value is derived from
  // `props.values` which is reactive.
  // Therefore x should be treated as reactive too.
  return [x];
}