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IProjectedCoordinateSystem.LongitudeOf1st Property (ArcObjects .NET 10.8 SDK)
ArcObjects Help for .NET developers > ArcObjects Help for .NET developers > ArcObjects namespaces > Geometry > ESRI.ArcGIS.Geometry > Interfaces > IP > IProjectedCoordinateSystem Interface > IProjectedCoordinateSystem.LongitudeOf1st Property
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IProjectedCoordinateSystem.LongitudeOf1st Property

The longitude of the first point (Lambda 1) of a projected coordinate system.

[Visual Basic .NET]
Public Property LongitudeOf1st As Double
public double LongitudeOf1st {get; set;}
HRESULT get_LongitudeOf1st(
  System.Double* LongitudeOf1st
HRESULT put_LongitudeOf1st(
  double LongitudeOf1st
LongitudeOf1st [out, retval]

LongitudeOf1st is a parameter of type double* LongitudeOf1st
LongitudeOf1st is a parameter of type double

Product Availability

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

    private void ManipulateLongitudeOf1st(IProjectedCoordinateSystem projectedCoordinateSystem)
        double longitudeOf1st = projectedCoordinateSystem.LongitudeOf1st;
        projectedCoordinateSystem.LongitudeOf1st = 0;

See Also

IProjectedCoordinateSystem Interface