NPOI.XSSF.UserModel.XSSFWorkbook.GetPrintArea C# (CSharp) 메소드

        public String GetPrintArea(int sheetIndex)
        {
            XSSFName name = GetBuiltInName(XSSFName.BUILTIN_PRINT_AREA, sheetIndex);
            if (name == null) return null;
            //Adding one here because 0 indicates a global named region; doesnt make sense for print areas
            return name.RefersToFormula;

        }