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() {
  throw new UnsupportedError("Cannot remove from immutable List.");
}