ArcObjects Library Reference (Geometry)  

esriCoordinateSystemFilter Constants

A filter for lists of coordinate systems.

Constant Value Description
esriFilterGCS 1 Show only geographic coordinate systems.
esriFilterPCS 2 Show only projected coordinate systems
esriFilterHCS 3 Show horizontal coordinate systems (geographic and projected).
esriFilterVCS 8 Show only vertical coordinate systems.

Product Availability

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