The id of the top-level element in the linked document that is referred to by this reference.
Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Since: 2014
Syntax
Remarks
InvalidElementId will be returned for references that don't refer to an element in a linked RVT file.