Conceptual |
Get all the mass subcategory ids for which there are ConceptualSurfaceType's.
Namespace: Autodesk.Revit.DB.Analysis
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Return Value
IList ElementIdReturns an array of element id of mass subcategories for which there are ConceptualSurfaceType's.
