ArcGIS Developer Help

ITopologyGraph.HasElement Property

Indicates if the topology graph contains the specified element.

[Visual Basic .NET]
Public Function get_HasElement ( _
    ByVal Element As ITopologyElement _
) As Boolean

[C#]
public bool get_HasElement (
    ITopologyElement Element
);

[C++]
HRESULT get_HasElement(
  ITopologyElement* Element,
  Boolean* HasElement
);

[C++]
Parameters
Element 

  Element is a parameter of type ITopologyElement*
HasElement [out, retval]

  HasElement is a parameter of type bool*

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

That method indicates wheter or not a TopologyElement (TopologyNode or TopologyEdge) is part of the TopologyGraph.