|  Importer  | 
 Creates an empty family of a given category. 
 Namespace: Autodesk.Revit.DB.IFC
Assembly: RevitAPIIFC (in RevitAPIIFC.dll) Version: 25.0.0.0 (25.0.0.0)
 Syntax
 Syntax  public static ElementId CreateEmptyFamily(
	ImporterIFC importerIFC,
	Document aDoc,
	ElementId catId,
	string familyName
)Parameters
- importerIFC ImporterIFC
- The importer.
- aDoc Document
- The document to create the family.
- catId ElementId
- The category id.
- familyName String
- The family name.
Return Value
ElementIdThe created family id.
 Exceptions
 Exceptions  | Exception | Condition | 
|---|---|
| ArgumentNullException | A non-optional argument was null | 
 See Also
 See Also