xmp

public static string ExportExcel(string tempfilename, Dictionary<string, DataTable> tables)
        {
            #region 导出Excel
            string destfilename = tempfilename.Substring(0, tempfilename.LastIndexOf(".")) + Guid.NewGuid().ToString() + DateTime.Now.ToString("MMddHHmmss") + ".xlsx";
            File.Copy(tempfilename, destfilename);
            var source = File.ReadAllBytes(destfilename);
            using (SpreadsheetDocument document = SpreadsheetDocument.Open(destfilename, true))
            {
                //1.去掉公式链
                var chain = document.WorkbookPart.CalculationChainPart;
                document.WorkbookPart.DeletePart(chain);

                var sheets = document.WorkbookPart.Workbook.Descendants<Excel.Sheet>();
             
                //2. 去掉所有的namerange
                var defineNames = document.WorkbookPart.Workbook.DefinedNames.Elements<Excel.DefinedName>();

                foreach (Excel.Sheet sheet in sheets)
                {

                    OpenXml.WorksheetPart part = (OpenXml.WorksheetPart)document.WorkbookPart.GetPartById(sheet.Id);
                    var excelrows = part.Worksheet.Descendants<Excel.Row>().ToList();

                    //2.去掉所有的formula
                    foreach (var excelrow in excelrows)
                    {
                        var excelcells = excelrow.Descendants<Excel.Cell>();
                        foreach (var cell in excelcells)
                        {
                            if (cell.CellFormula != null)
                            {
                                cell.CellFormula = null;
                                if (cell.CellValue != null) cell.CellValue.InnerXml = "";
                            }

                        }
                    }

                    //F_开头的单元格
                    var fix = defineNames.Where(o => o.InnerText.IndexOf(sheet.Name) == 0 && o.Name.Value.IndexOf("F_") == 0);
                    foreach (var f in fix)
                    {
                        string t = f.Name.Value.Substring(2);
                        string[] d = t.Split(‘_‘);
                        part.Worksheet.UpdateCell(Utility.GetColumnLetter(f.InnerText),
                              (uint)Utility.GetRowIndex(f.InnerText),
                              (tables[d[0]].Rows[0][d[1]] as string))
                              ;

                    }
                    //判断是否有动态
                    var dyn = defineNames.Where(o => o.InnerText.IndexOf(sheet.Name) == 0 && o.Name.Value.IndexOf("R_") == 0);
                    if (dyn.Count() > 0) //Todo:这里只处理一个动态区
                    {
                        var tb = dyn.First().Name.Value.Substring(2);
                        var row = part.Worksheet.GetRow((uint)Utility.GetRowIndex(dyn.First().InnerText)); //Tddo:动态行只能是一行,不能是合并行
                        var dcells = defineNames.Where(o => o.InnerText.IndexOf(sheet.Name) == 0 && o.Name.Value.IndexOf("D_") == 0);

                       

                        for (int i = 0; i < tables[tb].Rows.Count; i++)
                        {
                            var newrow = part.Worksheet.CreateRow(row); //新增行

                            foreach (var c in dcells)
                            {
                                string t = c.Name.Value.Substring(2);
                                string[] d = t.Split(‘_‘);
                                  newrow.UpdateCell(
                                          Utility.GetColumnLetter(c.InnerText), 
                                         (tables[d[0]].Rows[i][d[1]] as string));
                            }
                        }
                        row.Hidden = new DocumentFormat.OpenXml.BooleanValue(true); //原来的模板行隐藏
                    }

                    part.Worksheet.Save();
                }
                //document.WorkbookPart.Workbook.CalculationProperties.ForceFullCalculation = true;
                //document.WorkbookPart.Workbook.CalculationProperties.FullCalculationOnLoad = true;
                document.WorkbookPart.Workbook.Save();
            }
            #endregion
            return destfilename;
        }

 static void Main(string[] args)
        {
            string appDir = System.Environment.CurrentDirectory;
            ExportExcel(appDir + "\\Template.xlsx", InitTable());
        }
        public static Dictionary<string, DataTable> InitTable()
        {
            Dictionary<string, DataTable> tables = new Dictionary<string, DataTable>(StringComparer.OrdinalIgnoreCase);
            DataTable dt = new DataTable("User");
            dt.Columns.Add("Name");
            dt.Columns.Add("Age");
            dt.Columns.Add("Birth");

            var row = dt.NewRow();
            dt.Rows.Add(row);
            row[0] = "张三";
            row[1] = "25";
            row[2] = "2014-4-12";

            tables.Add(dt.TableName, dt);

            dt = new DataTable("Exp");
            dt.Columns.Add("No");
            dt.Columns.Add("Date");
            dt.Columns.Add("Title");

            row = dt.NewRow();
            dt.Rows.Add(row);
            row[0] = "1";
            row[1] = "2014.1.1-2014.2.1";
            row[2] = "小组成员";

            row = dt.NewRow();
            dt.Rows.Add(row);
            row[0] = "2";
            row[1] = "2014.3.1-2014.4.1";
            row[2] = "组长";

            row = dt.NewRow();
            dt.Rows.Add(row);
            row[0] = "3";
            row[1] = "2014.5.1-2014.6.1";
            row[2] = "总经理";
            tables.Add(dt.TableName, dt);

            return tables;
        }