OPC Studio User's Guide and Reference
UAReadArguments Constructor(UAEndpointDescriptor,UANodeDescriptor,UAIndexRangeList)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.OperationModel Namespace > UAReadArguments Class > UAReadArguments Constructor : UAReadArguments Constructor(UAEndpointDescriptor,UANodeDescriptor,UAIndexRangeList)
Endpoint descriptor. Identifies the OPC-UA server.
Node descriptor. Identifies the node in OPC server's address space.
List of index ranges for individual array dimensions.
Syntax
'Declaration
 
Public Function New( _
   ByVal endpointDescriptor As UAEndpointDescriptor, _
   ByVal nodeDescriptor As UANodeDescriptor, _
   ByVal indexRangeList As UAIndexRangeList _
)
'Usage
 
Dim endpointDescriptor As UAEndpointDescriptor
Dim nodeDescriptor As UANodeDescriptor
Dim indexRangeList As UAIndexRangeList
 
Dim instance As New UAReadArguments(endpointDescriptor, nodeDescriptor, indexRangeList)

Parameters

endpointDescriptor
Endpoint descriptor. Identifies the OPC-UA server.
nodeDescriptor
Node descriptor. Identifies the node in OPC server's address space.
indexRangeList
List of index ranges for individual array dimensions.
Exceptions
ExceptionDescription

A null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.

This is a usage error, i.e. it will never occur (the exception will not be thrown) in a correctly written program. Your code should not catch this exception.

Requirements

Target Platforms: .NET Framework: Windows 10 (selected versions), Windows 11 (selected versions), Windows Server 2016, Windows Server 2022; .NET: Linux, macOS, Microsoft Windows

See Also