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IGeographicCoordinateSystem.Datum Property (ArcObjects .NET 10.5 SDK)
ArcObjects Help for .NET developers > ArcObjects namespaces > Geometry > ESRI.ArcGIS.Geometry > Interfaces > IG > IGeographicCoordinateSystem Interface > IGeographicCoordinateSystem.Datum Property (ArcObjects .NET 10.5 SDK)
ArcObjects Library Reference (Geometry)  

IGeographicCoordinateSystem.Datum Property

The horizontal datum of this geographic coordinate system.

[Visual Basic .NET]
Public ReadOnly Property Datum As IDatum

[C#]
public IDatum Datum {get;}

[C++]
HRESULT get_Datum(
  IDatum** Datum
);

[C++]

Parameters
Datum [out, retval]

  Datum is a parameter of type IDatum

Product Availability

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

Description

Returns the vertical or horizontal datum of the vertical coordinate system as IHVDatum. QI with IVerticalDatum or IDatum. A vertical datum means that the VCS is gravity-related. A (horizontal) datum means that the VCS is ellipsoid/spheroid-based.

See Also

IGeographicCoordinateSystem Interface