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IGeographicCoordinateSystem.Datum Property (ArcObjects .NET 10.6 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