OPC Studio User's Guide and Reference
IsNull Property (UANamedNodePath)



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OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.Navigation Namespace > UANamedNodePath Class : IsNull Property
Determines whether this path is a null named node path.
Syntax
'Declaration
 
<DefaultValueAttribute(True)>
Public ReadOnly Property IsNull As Boolean
 
'Usage
 
Dim instance As UANamedNodePath
Dim value As Boolean
 
value = instance.IsNull
Remarks

A null named node path has a null BaseNodeDescriptor. Do not confuse it with an empty named node path, which is a path whose PathElements are an empty list.

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