Share Email Facebook Twitter LinkedIn IFCExtrusionData.ClearLoops Method Clears the curve loops stored in the extrusion data. Namespace: Autodesk.Revit.DB.IFCAssembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public void ClearLoops() See AlsoReferenceIFCExtrusionData ClassAutodesk.Revit.DB.IFC Namespace