ArcGIS Pro 2.7 API Reference Guide
ITopologyLayerContainer Interface
Members 

ArcGIS.Desktop.Mapping Namespace : ITopologyLayerContainer Interface
Provides read-only access to layers that are a topology layer container.
Syntax
public interface ITopologyLayerContainer 
Public Interface ITopologyLayerContainer 
Remarks
A topology layer container could be a Topology or a Parcel layer that implements ITopologyLayerContainer
Requirements

Target Platforms: Windows 10, Windows 8.1

See Also

Reference

ITopologyLayerContainer Members
ArcGIS.Desktop.Mapping Namespace