removeLast method Null safety

E removeLast()
override

Removes and returns the last object in this list.

The list must be growable and non-empty.

final parts = <String>['head', 'shoulder', 'knees', 'toes'];
final retVal = parts.removeLast(); // toes
print(parts); // [head, shoulder, knees]

Implementation

E removeLast() {
  if (length == 0) {
    throw IterableElementError.noElement();
  }
  E result = this[length - 1];
  length--;
  return result;
}