'Declaration
 
Public Delegate Function NodeValueEventHandler( _
   ByVal context As ISystemContext, _
   ByVal node As NodeState, _
   ByVal indexRange As NumericRange, _
   ByVal dataEncoding As QualifiedName, _
   ByRef value As Object, _
   ByRef statusCode As StatusCode, _
   ByRef timestamp As Date _
) As ServiceResult

'Usage
 
Dim instance As New NodeValueEventHandler(AddressOf HandlerMethod)

public delegate ServiceResult NodeValueEventHandler( 
   ISystemContext context,
   NodeState node,
   NumericRange indexRange,
   QualifiedName dataEncoding,
   ref object value,
   ref StatusCode statusCode,
   ref DateTime timestamp
)

public delegate ServiceResult^ NodeValueEventHandler( 
   ISystemContext^ context,
   NodeState^ node,
   NumericRange indexRange,
   QualifiedName^ dataEncoding,
   Object^% value,
   StatusCode% statusCode,
   DateTime% timestamp
)

Parameters

context

node

indexRange

dataEncoding

value

statusCode

timestamp

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

NodeValueEventHandler Members
Opc.Ua Namespace