map-with-index-in-dart.dart

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extension IterationWithIndex<T> on Iterable<T> {
  Iterable<E> mapWithIndex<E>(E Function(int index, T value) f) =>
      Iterable.generate(length).map((i) => f(i, elementAt(i)));
}

Iterable<Widget> imageWidgets() => imageUrls.mapWithIndex(
      (index, url) => NetworkImage(
        index: index,
        url: url,
      ),
    );