Hi Team,
DataSorter dataSorter =
OutputexcelWorkbookPreview.DataSorter;
dataSorter.SortLeftToRight = true;
dataSorter.Key1 = 12;
dataSorter.Order1 = Aspose.Cells.SortOrder.Ascending;
dataSorter.Key2 = 11;
dataSorter.Order2 = Aspose.Cells.SortOrder.Ascending;
dataSorter.HasHeaders = false;
dataSorter.CaseSensitive = false;
CellArea ca = new CellArea();
ca.StartRow = 0;
ca.StartColumn = 18;
ca.EndRow = 5000;
ca.EndColumn = 34;
dataSorter.Sort(OutputexcelWorkbookPreview.Worksheets[“Output”].Cells, ca);