[]
Gets the parent IChart that contains this chart group collection.
Use this property to navigate from an IChartGroups collection back to the chart that owns it.
IChart Parent { get; }
ReadOnly Property Parent As IChart
worksheet.Range["A1:B3"].Value = new object[,] {
{"Month", "Sales"},
{"Jan", 100},
{"Feb", 120}
};
IChart chart = worksheet.Shapes.AddChart(ChartType.ColumnClustered, 20, 20, 300, 200).Chart;
chart.SeriesCollection.Add(worksheet.Range["A1:B3"]);
IChart parentChart = chart.ChartGroups.Parent;