Share Email Facebook Twitter LinkedIn IFCExtrusionCreationData Constructor The default constructor. Namespace: Autodesk.Revit.DB.IFCAssembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public IFCExtrusionCreationData() Remarks All input data will be considered uninitialized. See AlsoReferenceIFCExtrusionCreationData ClassAutodesk.Revit.DB.IFC Namespace