Share Email Facebook Twitter LinkedIn IFCExtrusionCreationData.HasCustomAxis Property Identifies if the data contains a custom extrusion axis. Namespace: Autodesk.Revit.DB.IFCAssembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public bool HasCustomAxis { get; }Property ValueBoolean See AlsoReferenceIFCExtrusionCreationData ClassAutodesk.Revit.DB.IFC Namespace