Public Delegate Sub OnBGGrpAddItems( _
   ByVal ex As BGException, _
   ByVal rslt() As OPCItemResult, _
   ByVal srvHandles() As Integer, _
   ByVal tag As Object _
) 

public delegate void OnBGGrpAddItems( 
   BGException ex,
   OPCItemResult[] rslt,
   int[] srvHandles,
   object tag
)

Parameters

ex

null (Nothing) except when an error occured in the handling of the request. On error the other paramters are invalid, except for the tag parameter.

rslt

Array with result information from the server for the added items.

srvHandles

Array with server handles of the added items. The server handle is part of the OPCItemResult object returned from the server. The handles are provided in an int array for conveniance. Such an array can be used in a Read call.

tag

null (Nothing) or an object passed from the request call. The application can pass an object with any kind of information from the request module to the completion handler.

Target Platforms: Windows 7/8/10, Windows Server 2003/2008/2012/2016, .NET 4.x

See Also