QuickOPC User's Guide and Reference
IsNull Property (UAWriterGroupDescriptor)



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OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.PubSub Namespace > UAWriterGroupDescriptor Class : IsNull Property
Determines whether this object represents a null PubSub object descriptor. Determines whether this object represents a null writer group descriptor.
Syntax
'Declaration
 
<DefaultValueAttribute(True)>
Public Overrides NotOverridable ReadOnly Property IsNull As Boolean
 
'Usage
 
Dim instance As UAWriterGroupDescriptor
Dim value As Boolean
 
value = instance.IsNull
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