sheet0.Range["IW6"].Value = value;
sheet0.SetCellValue(6,256, value);
此代码异常,超出索引界限,此时sheet0.LastColumn=257
Workbook workbook = new Workbook();
workbook.Version = ExcelVersion.Version2013;
Worksheet sheet0 = workbook.Worksheets[0];
sheet0.Range["IW6"].Value = value;