Identifies if the face contains regions (which can be created, for example, by the Split Face command).
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 17.0.0.0 (17.0.1090.0)
Syntax
Remarks
If this is true, use GetRegions to get access to the specific Faces which make up the regions.