mapItems<O> method

Iterable<O> mapItems<O>(
  1. O f(
    1. T item,
    2. int index
    )
)

A convenience method to map items with indexes. It's just like calling items.map, but with indexes

Implementation

Iterable<O> mapItems<O>(O Function(T item, int index) f) {
  var i = 0;
  return items.map((e) => f(e, i++));
}