The spatial reference of the map (data frame).
[Visual Basic .NET] Public Property SpatialReference As ISpatialReference
[C#] public ISpatialReference SpatialReference {get; set;}
[C++]
HRESULT get_SpatialReference(
ISpatialReference** SpatialReference
);
[C++]
HRESULT putref_SpatialReference(
ISpatialReference* SpatialReference
);
[C++]Parameters
SpatialReference [out, retval]SpatialReference is a parameter of type ISpatialReference
SpatialReference [in]SpatialReference is a parameter of type ISpatialReference
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.
Remarks
Use SpatialReference to retrieve or set a spatial reference for a map. If the spatial reference for a map has been changed, remember to assign the new spatial reference to any subsequent geometry used to change the map area or identify or select features.