The original family id that is overridden by the newly loaded family.

Namespace: Autodesk.Revit.DB.Events
Assembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Since:  2015

Syntax

C#
public ElementId OriginalFamilyId { get; }
Visual Basic
Public ReadOnly Property OriginalFamilyId As ElementId
	Get
Visual C++
public:
property ElementId^ OriginalFamilyId {
	ElementId^ get ();
}

See Also