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Gets the IFontFormat object that represents the font of the specified object.
IFontFormat Font { get; }
ReadOnly Property Font As IFontFormat
IChart chart = worksheet.Shapes.AddChart(ChartType.ColumnClustered, 20, 20, 300, 200).Chart;
IChartArea chartArea = chart.ChartArea;
chartArea.Font.Bold = true;
bool bold = chartArea.Font.Bold;