shuffle method Null safety

void shuffle(
  1. [Random? random]
)
override

Shuffles the elements of this list randomly.

final numbers = <int>[1, 2, 3, 4, 5];
numbers.shuffle();
print(numbers); // [1, 3, 4, 5, 2] OR some other random result.

Implementation

void shuffle([Random? random]) {
  throw new UnsupportedError("Cannot shuffle immutable List.");
}