Public Sub CopyTo( _
   ByVal array() As CaptureSize, _
   ByVal arrayIndex As Integer _
) 

Dim instance As CaptureSizes
Dim array() As CaptureSize
Dim arrayIndex As Integer
 
instance.CopyTo(array, arrayIndex)

public void CopyTo( 
   CaptureSize[] array,
   int arrayIndex
)

public:
void CopyTo( 
   array<CaptureSize^>^ array,
   int arrayIndex
) 

Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CopyToExample()
   ' reference the capture control 
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl

   Try
      ' set a video device first, you should use your video device name here
      If capturectrl.VideoDevices("USB") Is Nothing Then
         Throw New Exception("No USB video device available")
      End If

      capturectrl.VideoDevices("USB").Selected = True

      ' reference the video capture size collection
      Dim sizes As CaptureSizes = capturectrl.VideoCaptureSizes

      ' allocate a new array for the copied capture sizes
      Dim copiedSizes As CaptureSize() = New CaptureSize(sizes.Count - 1) {}

      ' copy them
      sizes.CopyTo(copiedSizes, 0)

      ' set the result to what we expect
      _result = (copiedSizes.Length = sizes.Count)
   Catch e1 As Exception
      _result = False
   End Try
End Sub

public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CopyToExample()
{
   // reference the capture control 
   CaptureCtrl capturectrl = _form.CaptureCtrl;

   try
   {
      // set a video device first, you should use your video device name here
      if (capturectrl.VideoDevices["USB"] == null)
         throw new Exception("No USB video device available");

      capturectrl.VideoDevices["USB"].Selected = true;

      // reference the video capture size collection
      CaptureSizes sizes = capturectrl.VideoCaptureSizes;

      // allocate a new array for the copied capture sizes
      CaptureSize[] copiedSizes = new CaptureSize[sizes.Count];

      // copy them
      sizes.CopyTo(copiedSizes, 0);

      // set the result to what we expect
      _result = (copiedSizes.Length == sizes.Count);
   }
   catch (Exception)
   {
      _result = false;
   }
}