OPC Studio User's Guide and Reference
Null Property (UAPublisherId)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.PubSub Namespace > UAPublisherId Class : Null Property
A null publisher Id.
Syntax
'Declaration
 
<DebuggerBrowsableAttribute(DebuggerBrowsableState.Never)>
<NotNullAttribute()>
Public Shared ReadOnly Property Null As UAPublisherId
'Usage
 
Dim value As UAPublisherId
 
value = UAPublisherId.Null
[DebuggerBrowsable(DebuggerBrowsableState.Never)]
[NotNull()]
public static UAPublisherId Null {get;}
[DebuggerBrowsable(DebuggerBrowsableState.Never)]
[NotNull()]
public:
static property UAPublisherId^ Null {
   UAPublisherId^ get();
}
Remarks

A null publisher Id cannot appear in the PubSub messages, but it can be used for filtering.

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