selectRound property
final
        Implementation
static final SelectionMenu<int> selectRound = SelectionMenu(
  ["2 rondas", "3 rondas", "4 rondas"],
  [2, 3, 4],
  "2 rondas",
);
static final SelectionMenu<int> selectRound = SelectionMenu(
  ["2 rondas", "3 rondas", "4 rondas"],
  [2, 3, 4],
  "2 rondas",
);