QuickOPC User's Guide and Reference
AllowCircularTypeNameReferences Property (UADataTypeSystemParameters)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.DataTypeModel Namespace > UADataTypeSystemParameters Class : AllowCircularTypeNameReferences Property
Determines whether the data type system allows the type names reference themselves circularly (directly or indirectly).
Syntax
'Declaration
 
<DefaultValueAttribute(True)>
Public Property AllowCircularTypeNameReferences As Boolean
'Usage
 
Dim instance As UADataTypeSystemParameters
Dim value As Boolean
 
instance.AllowCircularTypeNameReferences = value
 
value = instance.AllowCircularTypeNameReferences
[DefaultValue(true)]
public bool AllowCircularTypeNameReferences {get; set;}
[DefaultValue(true)]
public:
property bool AllowCircularTypeNameReferences {
   bool get();
   void set (    bool value);
}
Remarks

In principle, circular references are not invalid, and are useful in several situations (such as defining types like "variant" or similar, provided that the resulting data type is terminable.

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