OPCDA.NET Reference Manual
OnBGGrpWrite Delegate
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OpcDaNetUA.Net4 Assembly > OPCDA.NET Namespace : OnBGGrpWrite Delegate

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.
requestErrors
Array with HRESULT success/error codes indicating if the server accepted the write request.
rslt
Write result for the items for which the server accepted the write request. Is null (Nothing) if all items were successfully removed.
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.

Glossary Item Box

BGGroup.Write completion notification.

Syntax

Visual Basic (Declaration) 
Public Delegate Sub OnBGGrpWrite( _
   ByVal ex As BGException, _
   ByVal requestErrors() As Integer, _
   ByVal rslt() As OPCWriteResult, _
   ByVal tag As Object _
) 
C# 
public delegate void OnBGGrpWrite( 
   BGException ex,
   int[] requestErrors,
   OPCWriteResult[] rslt,
   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.
requestErrors
Array with HRESULT success/error codes indicating if the server accepted the write request.
rslt
Write result for the items for which the server accepted the write request. Is null (Nothing) if all items were successfully removed.
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.

Requirements

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

See Also

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