Share Email Facebook Twitter LinkedIn IFCData.HasValue Property Identifies if the data is empty or contains a value. Namespace: Autodesk.Revit.DB.IFCAssembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public bool HasValue { get; }Property ValueBoolean See AlsoReferenceIFCData ClassAutodesk.Revit.DB.IFC Namespace