QuickOPC User's Guide and Reference
FieldName Property (_UnionData)



OpcLabs.BaseLib Assembly > OpcLabs.BaseLib.DataTypeModel.ComTypes Namespace > _UnionData Interface : FieldName Property
Determines which of the data fields is in use.
Syntax
'Declaration
 
<NotNullAttribute()>
Property FieldName As String
'Usage
 
Dim instance As _UnionData
Dim value As String
 
instance.FieldName = value
 
value = instance.FieldName
[NotNull()]
string FieldName {get; set;}
[NotNull()]
property String^ FieldName {
   String^ get();
   void set (    String^ value);
}
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