// 4. Add sample data (normally from DB) worksheet.Cells["A2"].Value = "Widget A"; worksheet.Cells["B2"].Value = 150; worksheet.Cells["C2"].Value = 12.99;
worksheet.Cells["A3"].Value = "Widget B"; worksheet.Cells["B3"].Value = 75; worksheet.Cells["C3"].Value = 24.50; spreadsheetgear example
// 9. Save to file (no Excel installed required) workbook.SaveAs(@"C:\Reports\SalesReport.xlsx", FileFormat.OpenXMLWorkbook); worksheet.Cells["B2"].Value = 150
// 8. Auto-fit columns for readability worksheet.Cells["A:D"].Columns.AutoFit(); worksheet.Cells["C2"].Value = 12.99