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



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OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.AddressSpace Namespace > UAQualifiedName Class : IsNull Property
Determines whether the OPC-UA qualified name is null.
Syntax
'Declaration
 
<DefaultValueAttribute(True)>
Public ReadOnly Property IsNull As Boolean
 
'Usage
 
Dim instance As UAQualifiedName
Dim value As Boolean
 
value = instance.IsNull
Remarks
An OPC-UA qualified name is considered null when both its NamespaceUriString and Name are empty.
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