C# (CSharp) BeatCollection.Duplicate примеры использования

Пример #1

 private void mnuReset_Click(object sender, RoutedEventArgs e)
 {
     if (_originalBeats == null)
     {
         return;
     }
     Beats = _originalBeats.Duplicate();
 }

Пример #2

 private void SetAllBeats(IEnumerable <TimeSpan> beats)
 {
     _originalBeats = new BeatCollection(beats);
     Beats          = _originalBeats.Duplicate();
 }