C# (CSharp) SelectedVisibleColumns.Contains примеры использования

Пример #1

 private bool CanMoveColumnsDown()
 {
     return(SelectedVisibleColumns.Count != 0 &&
            !SelectedVisibleColumns.Contains(VisibleColumns.Last()));
 }

Пример #2

 private bool CanMoveColumnsUp()
 {
     return(SelectedVisibleColumns.Count != 0 &&
            !SelectedVisibleColumns.Contains(VisibleColumns[0]));
 }