This document is archived and information here might be outdated.  Recommended version.

IMapLayerInfo3.ParentLayerID Property (ArcObjects .NET 10.8 SDK)
ArcObjects Help for .NET developers > ArcObjects Help for .NET developers > ArcObjects namespaces > Carto > ESRI.ArcGIS.Carto > Interfaces > IM > IMapLayerInfo3 Interface > IMapLayerInfo3.ParentLayerID Property
ArcGIS Developer Help

IMapLayerInfo3.ParentLayerID Property

If the layer is a member of a composite layer, this property identifies the parent layer.

[Visual Basic .NET]
Public ReadOnly Property ParentLayerID As Integer
public int ParentLayerID {get;}
HRESULT get_ParentLayerID(
  System.Int32* LayerID
LayerID [out, retval]

LayerID is a parameter of type long*

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

See Also

IMapLayerInfo3 Interface