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Gets or sets the elevation of the 3-D chart view in degrees.
Use this property to retrieve the current vertical viewing angle applied to a 3-D chart.
double Elevation { get; set; }
Property Elevation As Double
IChart chart = worksheet.Shapes.AddChart(ChartType.ColumnClustered3D, 20, 20, 300, 200).Chart;
chart.Elevation = 25;
double elevation = chart.Elevation;