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IProjectedCoordinateSystem.LongitudeOf1st Property (ArcObjects .NET 10.5 SDK)
ArcObjects Library Reference (Geometry)  

IProjectedCoordinateSystem.LongitudeOf1st Property

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

[Visual Basic .NET]
Public Property LongitudeOf1st As Double
[C#]
public double LongitudeOf1st {get; set;}
[C++]
HRESULT get_LongitudeOf1st(
  double* LongitudeOf1st
);
[C++]
HRESULT put_LongitudeOf1st(
  double LongitudeOf1st
);
[C++]

Parameters 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.
[C#]

    private void ManipulateLongitudeOf1st(IProjectedCoordinateSystem projectedCoordinateSystem)
    {
        double longitudeOf1st=projectedCoordinateSystem.LongitudeOf1st;
        System.Windows.Forms.MessageBox.Show(longitudeOf1st.ToString());
        projectedCoordinateSystem.LongitudeOf1st=0;
    }

See Also

IProjectedCoordinateSystem Interface