Other API Samples Excel 97-2003 (*.xls) SpreadsheetGear API SampleWorkbook Saving Excel 97-2003 (*.xls)DescriptionThis sample demonstrates saving to the Excel 2007-2019 Excel 97-2003 (*.xls) file format using the FileFormat.Excel8 enumeration option.Sample Source Code// Create a new workbook and some local variables for convenience. SpreadsheetGear.IWorkbook workbook = SpreadsheetGear.Factory.GetWorkbook(); SpreadsheetGear.IWorksheet worksheet = workbook.Worksheets["Sheet1"]; SpreadsheetGear.IRange cells = worksheet.Cells; // Rename the worksheet. worksheet.Name = "My Worksheet"; // Add some cell data. cells["A1"].Value = "Hello World!"; // Save to Excel 97-2003 (*.xls) file. workbook.SaveAs(@"c:\path\to\workbook.xlsx", SpreadsheetGear.FileFormat.Excel8);