Public Function GetCapability( _
   ByVal type As TwainCapabilityType, _
   ByVal mode As TwainGetCapabilityMode _
) As TwainCapability

Dim instance As TwainSession
Dim type As TwainCapabilityType
Dim mode As TwainGetCapabilityMode
Dim value As TwainCapability
 
value = instance.GetCapability(type, mode)

public TwainCapability GetCapability( 
   TwainCapabilityType type,
   TwainGetCapabilityMode mode
)

public:
TwainCapability^ GetCapability( 
   TwainCapabilityType type,
   TwainGetCapabilityMode mode
) 

Public Sub GetCapabilityExample(ByVal parent As IWin32Window)
   Dim session As TwainSession = New TwainSession()
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None)

   Dim twCap As TwainCapability
   twCap = session.GetCapability(TwainCapabilityType.ImageUnits, TwainGetCapabilityMode.GetCurrent)
   If twCap Is Nothing Then
      MessageBox.Show("Error Getting Capability")
   End If

   session.Shutdown()
End Sub

public void GetCapabilityExample(IWin32Window parent)
{
   TwainSession session = new TwainSession();
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None);

   TwainCapability twCap;
   twCap = session.GetCapability(TwainCapabilityType.ImageUnits, TwainGetCapabilityMode.GetCurrent);
   if (twCap == null)
      MessageBox.Show("Error Getting Capability");

   session.Shutdown();
}