[Visual Basic 6.0]
   Dim pDocument As IMxDocument
   Set pDocument = ThisDocument
   
   Dim pMap As IMap
   Set pMap = pDocument.FocusMap
   Dim pMapGeoTrans As IMapGeographicTransformations
   Set pMapGeoTrans = pMap
   Dim pGTSet As IGeoTransformationOperationSet
   Set pGTSet = pMapGeoTrans.GeographicTransformations
   Debug.Print pGTSet.Count
' By default, two transformations are loaded when ArcMap is started.

[Visual Basic .NET, C#, C++]
No example is available for Visual Basic .NET, C#, or C++. To view a Visual Basic 6.0 example, click the Language Filter button in the upper-left corner of the page.