OPC Studio User's Guide and Reference
HasDataTypeDictionary Method (IUADataTypeSystem)



OpcLabs.EasyOpcUA Assembly > OpcLabs.EasyOpc.UA.DataTypeModel Namespace > IUADataTypeSystem Interface : HasDataTypeDictionary Method
The model node descriptor of the data type dictionary.

The value of this parameter cannot be null (Nothing in Visual Basic).

Determines whether a given data type dictionary exists in the data type system.
Syntax
'Declaration
 
Function HasDataTypeDictionary( _
   ByVal modelNodeDescriptor As UAModelNodeDescriptor _
) As Boolean
'Usage
 
Dim instance As IUADataTypeSystem
Dim modelNodeDescriptor As UAModelNodeDescriptor
Dim value As Boolean
 
value = instance.HasDataTypeDictionary(modelNodeDescriptor)

Parameters

modelNodeDescriptor
The model node descriptor of the data type dictionary.

The value of this parameter cannot be null (Nothing in Visual Basic).

Return Value

Returns true when the modelNodeDescriptor exists in the data type system; returns false otherwise.
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