fill function Null safety

List fill(
  1. List array,
  2. dynamic value,
  3. {int start = 0,
  4. int? end}
)

Fills elements of array with value from start up to, but not including, end.

Implementation

List fill(List array, value, {int start = 0, int? end}) {
  if (array.isEmpty) {
    return [];
  }
  end = array.length;
  return baseFill(array, value, start, end);
}