IFCData Has |
Determines if there is one corresponding IFC type.
Namespace: Autodesk.Revit.DB.IFC
Assembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 25.0.0.0 (25.0.0.0)

Return Value
BooleanFalse if there are no corresponding IFC types, or more than one; returns true otherwise.
