The parent layer ID if it's a member of a composite layer.
[Visual Basic .NET] Public ReadOnly Property ParentLayerID As Integer
[C#] public int ParentLayerID {get;}
[C++]
HRESULT get_ParentLayerID(
long* pLayerID
);
[C++]Parameters
pLayerID [out, retval] pLayerID is a parameter of type long
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.