asp.net中利用NPOI实现导出DataSet到Excel中，首先下载对应的dll，下载地址：http://download.csdn.net/detail/taomanman/8865699
将其添加到项目引用中。
下面给出一个方法NPOIHelper.cs，代码如下：
using System;
using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.IO;
using System.Reflection;
using System.Text;
using NPOI;
using NPOI.HPSF;
using NPOI.HSSF;
using NPOI.SS.UserModel;
using NPOI.HSSF.UserModel;
using NPOI.SS.Util;
using NPOI.POIFS;
using NPOI.Util;
using NPOI.HSSF.Util;
using NPOI.XSSF.UserModel;
/// <summary>
///NPOIHelper 的摘要说明
/// </summary>
public class NPOIHelper
{
#region 由DataSet、DataTable导出Excel
/// <summary>
/// 由DataSet导出Excel,被外界调用的方法
/// </summary>
/// <param name="sourceTable">要导出数据的DataTable</param>
/// <param name="fileName">指定Excel工作表名称</param>
/// <param name="fileName">strType=0:普通格式 1有格式化的形式</param>
/// <returns>Excel工作表</returns>
public static void ExportDataSetToExcel(DataSet sourceDs, string fileName, string sheetName, string strType)
{
MemoryStream ms = null;
if (strType == "0")
{
ms = ExportDataSetToBasicExcel(sourceDs, sheetName) as MemoryStream;
}
else
{
ms = ExportDataSetToFormatExcel(sourceDs, sheetName) as MemoryStream;
}
HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName, Encoding.UTF8) + ".xls");
HttpContext.Current.Response.BinaryWrite(ms.ToArray());
HttpContext.Current.Response.End();
ms.Close();
ms = null;
}
/// <summary>
/// 由DataSet导出Excel(基本形式)
/// </summary>
/// <param name="sourceTable">要导出数据的DataTable</param>
/// <param name="sheetName">工作表名称</param>
/// <returns>Excel工作表</returns>
private static Stream ExportDataSetToBasicExcel(DataSet sourceDs, string sheetName)
{
HSSFWorkbook workbook = new HSSFWorkbook();
MemoryStream ms = new MemoryStream();
string[] sheetNames = sheetName.Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries); //分割符
for (int i = 0; i < sheetNames.Length; i++)
{
HSSFSheet sheet = (HSSFSheet)workbook.CreateSheet(sheetNames[i]);
// handling value.
int rowIndex = 0;
int sheetnum = 1;
foreach (DataRow row in sourceDs.Tables[i].Rows)
{
#region 创建表头
if (rowIndex == 65535 || rowIndex == 0)
{
if (rowIndex != 0)
{
sheetnum++;
sheet = (HSSFSheet)workbook.CreateSheet(sheetNames[i] + "-" + sheetnum.ToString());
}
var headerRow = sheet.CreateRow(0);
var headStyle = workbook.CreateCellStyle();
headStyle.Alignment = HorizontalAlignment.CENTER;
var font = workbook.CreateFont();
font.FontHeightInPoints = 10;
font.Boldweight = 700;
headStyle.SetFont(font);
foreach (DataColumn column in sourceDs.Tables[i].Columns)
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
rowIndex = 1;
}
#endregion
#region 创建内容
HSSFRow dataRow = (HSSFRow)sheet.CreateRow(rowIndex);
foreach (DataColumn column in sourceDs.Tables[i].Columns)
{
dataRow.CreateCell(column.Ordinal).SetCellValue(row[column].ToString());
}
rowIndex++;
#endregion
}
}
workbook.Write(ms);
ms.Flush();
ms.Position = 0;
workbook = null;
return ms;
}
/// <summary>
/// 由DataSet导出Excel(带有格式)
/// </summary>
/// <param name="sourceTable">要导出数据的DataTable</param>
/// <param name="sheetName">工作表名称</param>
/// <returns>Excel工作表</returns>
private static Stream ExportDataSetToFormatExcel(DataSet sourceDs, string sheetName)
{
HSSFWorkbook workbook = new HSSFWorkbook();
MemoryStream ms = new MemoryStream();
string[] sheetNames = sheetName.Split(new string[] { ";" }, StringSplitOptions.RemoveEmptyEntries); //分割符
for (int i = 0; i < sheetNames.Length; i++)
{
HSSFSheet sheet = (HSSFSheet)workbook.CreateSheet(sheetNames[i]);
var dateStyle = workbook.CreateCellStyle();
var format = workbook.CreateDataFormat();
dateStyle.DataFormat = format.GetFormat("yyyy-mm-dd");
//取得列宽
int[] arrColWidth = new int[sourceDs.Tables[i].Columns.Count];
foreach (DataColumn item in sourceDs.Tables[i].Columns)
{
arrColWidth[item.Ordinal] = Encoding.GetEncoding(936).GetBytes(item.ColumnName.ToString()).Length;
}
for (int k = 0; k < sourceDs.Tables[i].Rows.Count; k++)
{
for (int j = 0; j < sourceDs.Tables[i].Columns.Count; j++)
{
int intTemp = Encoding.GetEncoding(936).GetBytes(sourceDs.Tables[i].Rows[k][j].ToString()).Length;
if (intTemp > arrColWidth[j])
{
arrColWidth[j] = intTemp;
}
}
}
int rowIndex = 0;
int sheetnum = 1;
foreach (DataRow row in sourceDs.Tables[i].Rows)
{
#region 创建表头
if (rowIndex == 65535 || rowIndex == 0)
{
if (rowIndex != 0)
{
sheetnum++;
sheet = (HSSFSheet)workbook.CreateSheet(sheetNames[i] + "-" + sheetnum.ToString());
}
var headerRow = sheet.CreateRow(0);
var headStyle = workbook.CreateCellStyle();
headStyle.Alignment = HorizontalAlignment.CENTER;
var font = workbook.CreateFont();
font.FontHeightInPoints = 10;
font.Boldweight = 700;
headStyle.SetFont(font);
//设置边框
headStyle.BorderBottom = NPOI.SS.UserModel.BorderStyle.THIN;
headStyle.BottomBorderColor = HSSFColor.BLACK.index;
headStyle.BorderLeft = NPOI.SS.UserModel.BorderStyle.THIN;
headStyle.LeftBorderColor = HSSFColor.GREEN.index;
headStyle.BorderRight = NPOI.SS.UserModel.BorderStyle.THIN;
headStyle.RightBorderColor = HSSFColor.BLUE.index;
headStyle.BorderTop = NPOI.SS.UserModel.BorderStyle.THIN;
headStyle.TopBorderColor = HSSFColor.ORANGE.index;
//设置背景色
headStyle.FillForegroundColor = NPOI.HSSF.Util.HSSFColor.LIME.index;
headStyle.FillPattern = NPOI.SS.UserModel.FillPatternType.BIG_SPOTS;
headStyle.FillBackgroundColor = NPOI.HSSF.Util.HSSFColor.LIGHT_GREEN.index;
foreach (DataColumn column in sourceDs.Tables[i].Columns)
{
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
headerRow.GetCell(column.Ordinal).CellStyle = headStyle;
//设置列宽
sheet.SetColumnWidth(column.Ordinal, (arrColWidth[column.Ordinal] + 1) * 256);
}
rowIndex = 1;
}
#endregion
#region 创建内容
var dataRow = sheet.CreateRow(rowIndex);
foreach (DataColumn column in sourceDs.Tables[i].Columns)
{
var newCell = dataRow.CreateCell(column.Ordinal);
string drValue = row[column].ToString();
switch (column.DataType.ToString())
{
case "System.String"://字符串类型
newCell.SetCellValue(drValue);
break;
case "System.DateTime"://日期类型
case "MySql.Data.Types.MySqlDateTime": //MySql类型
if (drValue == "0000/0/0 0:00:00" || String.IsNullOrEmpty(drValue))
{
//当时间为空，防止生成的execl 中是一串“#######”号，所有赋值为空字符串
newCell.SetCellValue("");
}
else
{
DateTime dateV;
DateTime.TryParse(drValue, out dateV);
newCell.SetCellValue(dateV);
newCell.CellStyle = dateStyle;//格式化显示
}
break;
case "System.Boolean"://布尔型
bool boolV = false;
bool.TryParse(drValue, out boolV);
newCell.SetCellValue(boolV);
break;
case "System.Int16"://整型
case "System.Int32":
case "System.Int64":
case "System.Byte":
int intV = 0;
int.TryParse(drValue, out intV);
newCell.SetCellValue(intV);
break;
case "System.Decimal"://浮点型
case "System.Double":
double doubV = 0;
double.TryParse(drValue, out doubV);
newCell.SetCellValue(doubV);
break;
case "System.DBNull"://空值处理
newCell.SetCellValue("");
break;
default:
newCell.SetCellValue("");
break;
}
}
#endregion
rowIndex++;
}
//设置首行首列冻结
//第一个参数表示要冻结的列数
//第二个参数表示要冻结的行数
//第三个参数表示右边区域可见的首列序号，从1开始计算
//第四个参数表示下边区域可见的首行序号，也是从1开始计算
sheet.CreateFreezePane(1, 1, 0, 10);
}
workbook.Write(ms);
ms.Flush();
ms.Position = 0;
workbook = null;
return ms;
}
/// <summary>
/// 由DataTable导出Excel,基本方法
/// </summary>
/// <param name="sourceTable">要导出数据的DataTable</param>
/// <returns>Excel工作表</returns>
private static Stream ExportDataTableToBasicExcel(DataTable sourceTable, string sheetName)
{
HSSFWorkbook workbook = new HSSFWorkbook();
MemoryStream ms = new MemoryStream();
var sheet = workbook.CreateSheet(sheetName);
int rowIndex = 0;
int sheetnum = 1;
foreach (DataRow row in sourceTable.Rows)
{
#region 创建表头
if (rowIndex == 65535 || rowIndex == 0)
{
if (rowIndex != 0)
{
sheetnum++;
sheet = workbook.CreateSheet(sheetName + "-" + sheetnum.ToString());
}
var headerRow = sheet.CreateRow(0);
var headStyle = workbook.CreateCellStyle();
headStyle.Alignment = HorizontalAlignment.CENTER;
var font = workbook.CreateFont();
font.FontHeightInPoints = 10;
font.Boldweight = 700;
headStyle.SetFont(font);
foreach (DataColumn column in sourceTable.Columns)
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
rowIndex = 1;
}
#endregion
HSSFRow dataRow = (HSSFRow)sheet.CreateRow(rowIndex);
foreach (DataColumn column in sourceTable.Columns)
{
dataRow.CreateCell(column.Ordinal).SetCellValue(row[column].ToString());
}
rowIndex++;
}
workbook.Write(ms);
ms.Flush();
ms.Position = 0;
sheet = null;
workbook = null;
return ms;
}
/// <summary>
/// 带格式化的
/// </summary>
/// <param name="dtSource">数据源</param>
/// <param name="sheetName">创建的Sheet名称</param>
/// <returns></returns>
private static Stream ExportDataTableToFormatExcel(DataTable dtSource, string sheetName)
{
HSSFWorkbook workbook = new HSSFWorkbook();
var sheet = workbook.CreateSheet(sheetName);
var dateStyle = workbook.CreateCellStyle();
var format = workbook.CreateDataFormat();
dateStyle.DataFormat = format.GetFormat("yyyy-mm-dd");
//取得列宽
int[] arrColWidth = new int[dtSource.Columns.Count];
foreach (DataColumn item in dtSource.Columns)
{
arrColWidth[item.Ordinal] = Encoding.GetEncoding(936).GetBytes(item.ColumnName.ToString()).Length;
}
for (int i = 0; i < dtSource.Rows.Count; i++)
{
for (int j = 0; j < dtSource.Columns.Count; j++)
{
int intTemp = Encoding.GetEncoding(936).GetBytes(dtSource.Rows[i][j].ToString()).Length;
if (intTemp > arrColWidth[j])
{
arrColWidth[j] = intTemp;
}
}
}
int rowIndex = 0;
int sheetnum = 1;
foreach (DataRow row in dtSource.Rows)
{
#region 新建表，填充表头，填充列头，样式
if (rowIndex == 65535 || rowIndex == 0)
{
if (rowIndex != 0)
{
sheetnum++;
sheet = workbook.CreateSheet(sheetName + "-" + sheetnum.ToString());
}
#region 列头及样式
{
var headerRow = sheet.CreateRow(0);
var headStyle = workbook.CreateCellStyle();
headStyle.Alignment = HorizontalAlignment.CENTER;
var font = workbook.CreateFont();
font.FontHeightInPoints = 10;
font.Boldweight = 700;
headStyle.SetFont(font);
//设置背景色
headStyle.FillForegroundColor = NPOI.HSSF.Util.HSSFColor.WHITE.index;
headStyle.FillBackgroundColor = NPOI.HSSF.Util.HSSFColor.RED.index;
foreach (DataColumn column in dtSource.Columns)
{
headerRow.CreateCell(column.Ordinal).SetCellValue(column.ColumnName);
headerRow.GetCell(column.Ordinal).CellStyle = headStyle;
//设置列宽
sheet.SetColumnWidth(column.Ordinal, (arrColWidth[column.Ordinal] + 1) * 256);
}
}
#endregion
rowIndex = 1;
}
#endregion
#region 填充内容
var dataRow = sheet.CreateRow(rowIndex);
foreach (DataColumn column in dtSource.Columns)
{
var newCell = dataRow.CreateCell(column.Ordinal);
string drValue = row[column].ToString();
switch (column.DataType.ToString())
{
case "System.String"://字符串类型
newCell.SetCellValue(drValue);
break;
case "System.DateTime"://日期类型
case "MySql.Data.Types.MySqlDateTime": //MySql类型
if (drValue == "0000/0/0 0:00:00" || String.IsNullOrEmpty(drValue))
{
//当时间为空，防止生成的execl 中是一串“#######”号，所有赋值为空字符串
newCell.SetCellValue("");
}
else
{
DateTime dateV;
DateTime.TryParse(drValue, out dateV);
newCell.SetCellValue(dateV);
newCell.CellStyle = dateStyle;//格式化显示
}
break;
case "System.Boolean"://布尔型
bool boolV = false;
bool.TryParse(drValue, out boolV);
newCell.SetCellValue(boolV);
break;
case "System.Int16"://整型
case "System.Int32":
case "System.Int64":
case "System.Byte":
int intV = 0;
int.TryParse(drValue, out intV);
newCell.SetCellValue(intV);
break;
case "System.Decimal"://浮点型
case "System.Double":
double doubV = 0;
double.TryParse(drValue, out doubV);
newCell.SetCellValue(doubV);
break;
case "System.DBNull"://空值处理
newCell.SetCellValue("");
break;
default:
newCell.SetCellValue("");
break;
}
}
#endregion
rowIndex++;
}
using (MemoryStream ms = new MemoryStream())
{
workbook.Write(ms);
ms.Flush();
ms.Position = 0;
return ms;
}
}
/// <summary>
/// 由DataTable导出Excel
/// </summary>
/// <param name="sourceTable">要导出数据的DataTable</param>
/// <param name="fileName">指定Excel工作表名称</param>
/// <param name="sheetName">指定Sheet名称</param>
/// <param name="strType">strType=0:基本的，1：带有格式的</param>
/// <returns>Excel工作表</returns>
public static void ExportDataTableToExcel(DataTable sourceTable, string fileName, string sheetName, string strType)
{
MemoryStream ms = null;
if (strType == "0")
{
ms = ExportDataTableToBasicExcel(sourceTable, sheetName) as MemoryStream;
}
else
{
ms = ExportDataTableToFormatExcel(sourceTable, sheetName) as MemoryStream;
}
HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName, Encoding.UTF8) + ".xls");
HttpContext.Current.Response.BinaryWrite(ms.ToArray());
HttpContext.Current.Response.End();
ms.Close();
ms = null;
}
/// <summary>
/// 由DataTable导出Excel(适应于基本的模版导出，且不超过65535条)
/// </summary>
/// <param name="sourceTable">要导出数据的DataTable</param>
/// <param name="modelpath">模版文件实体路径</param>
/// <param name="modelName">模版文件名称</param>
/// <param name="fileName">指定Excel工作表名称</param>
/// <param name="sheetName">作为模型的Excel</param>
/// <param name="rowindex">从第几行开始写入数据(此为行索引，若为1则从第2行开始写入数据)</param>
/// <returns>Excel工作表</returns>
public static void ExportDataTableToExcelModel(DataTable sourceTable, string modelpath, string modelName, string fileName, string sheetName, int rowIndex)
{
int colIndex = 0;
FileStream file = new FileStream(modelpath + "/" + modelName, FileMode.Open, FileAccess.Read);//读入excel模板
HSSFWorkbook hssfworkbook = new HSSFWorkbook(file);
HSSFSheet sheet1 = (HSSFSheet)hssfworkbook.GetSheet(sheetName);
if (sourceTable.Rows.Count + rowIndex > 65535)
{
throw new ArgumentException("数据太多，系统尚不支持，请缩小查询范围!");
}
foreach (DataRow row in sourceTable.Rows)
{ //双循环写入sourceTable中的数据
colIndex = 0;
HSSFRow xlsrow = (HSSFRow)sheet1.CreateRow(rowIndex);
foreach (DataColumn col in sourceTable.Columns)
{
xlsrow.CreateCell(colIndex).SetCellValue(row[col.ColumnName].ToString());
colIndex++;
}
rowIndex++;
}
sheet1.ForceFormulaRecalculation = true;
//CS项目适用胡方法
//FileStream fileS = new FileStream(modelpath + fileName + ".xls", FileMode.Create);//保存
//hssfworkbook.Write(fileS);
//fileS.Close();
MemoryStream ms = new MemoryStream();
hssfworkbook.Write(ms);
HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName, Encoding.UTF8) + ".xls");
HttpContext.Current.Response.BinaryWrite(ms.ToArray());
HttpContext.Current.Response.End();
ms.Close();
ms = null;
}
#endregion
#region 从Excel中读数据到DataTable
/// <summary>
/// 从Excel中获取数据到DataTable
/// </summary>
/// <param name="strFileName">Excel文件全路径(服务器路径)</param>
/// <param name="extension">Excel文件的扩展名</param>
/// <param name="SheetName">要获取数据的工作表名称</param>
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
/// <returns></returns>
public static DataTable RenderDataTableFromExcel(string strFileName, string extension, string SheetName, int HeaderRowIndex)
{
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
{
IWorkbook workbook = null;
if (extension.Equals(".xls") || extension.Equals(".XLS"))
{
workbook = new HSSFWorkbook(file);
}
else
{
workbook = new XSSFWorkbook(file);
}
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
}
}
/// <summary>
/// 从Excel中获取数据到DataTable
/// </summary>
/// <param name="strFileName">Excel文件全路径(服务器路径)</param>
/// <param name="extension">Excel文件的扩展名</param>
/// <param name="SheetIndex">要获取数据的工作表序号(从0开始)</param>
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
/// <returns></returns>
public static DataTable RenderDataTableFromExcel(string strFileName, string extension, int SheetIndex, int HeaderRowIndex)
{
using (FileStream file = new FileStream(strFileName, FileMode.Open, FileAccess.Read))
{
IWorkbook workbook = null;
if (extension.Equals(".xls") || extension.Equals(".XLS"))
{
workbook = new HSSFWorkbook(file);
}
else
{
workbook = new XSSFWorkbook(file);
}
string SheetName = workbook.GetSheetName(SheetIndex);
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
}
}
/// <summary>
/// 从Excel中获取数据到DataTable
/// </summary>
/// <param name="ExcelFileStream">Excel文件流</param>
/// <param name="SheetName">要获取数据的工作表名称</param>
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
/// <returns></returns>
public static DataTable RenderDataTableFromExcel(Stream ExcelFileStream, string SheetName, int HeaderRowIndex)
{
IWorkbook workbook = new HSSFWorkbook(ExcelFileStream);
ExcelFileStream.Close();
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
}
/// <summary>
/// 从Excel中获取数据到DataTable
/// </summary>
/// <param name="ExcelFileStream">Excel文件流</param>
/// <param name="SheetIndex">要获取数据的工作表序号(从0开始)</param>
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
/// <returns></returns>
public static DataTable RenderDataTableFromExcel(Stream ExcelFileStream, int SheetIndex, int HeaderRowIndex)
{
IWorkbook workbook = new HSSFWorkbook(ExcelFileStream);
ExcelFileStream.Close();
string SheetName = workbook.GetSheetName(SheetIndex);
return RenderDataTableFromExcel(workbook, SheetName, HeaderRowIndex);
}
/// <summary>
/// 从Excel中获取数据到DataTable
/// </summary>
/// <param name="workbook">要处理的工作薄</param>
/// <param name="SheetName">要获取数据的工作表名称</param>
/// <param name="HeaderRowIndex">工作表标题行所在行号(从0开始)</param>
/// <returns></returns>
public static DataTable RenderDataTableFromExcel(IWorkbook workbook, string SheetName, int HeaderRowIndex)
{
ISheet sheet = workbook.GetSheet(SheetName);
DataTable table = new DataTable();
try
{
IRow headerRow = sheet.GetRow(HeaderRowIndex);
int cellCount = headerRow.LastCellNum;
for (int i = headerRow.FirstCellNum; i < cellCount; i++)
{
DataColumn column = new DataColumn(headerRow.GetCell(i).StringCellValue);
table.Columns.Add(column);
}
int rowCount = sheet.LastRowNum;
#region 循环各行各列,写入数据到DataTable
for (int i = (sheet.FirstRowNum + 1); i < sheet.LastRowNum; i++)
{
IRow row = sheet.GetRow(i);
DataRow dataRow = table.NewRow();
for (int j = row.FirstCellNum; j < cellCount; j++)
{
ICell cell = row.GetCell(j);
if (cell == null)
{
dataRow[j] = null;
}
else
{
switch (cell.CellType)
{
case CellType.BLANK:
dataRow[j] = null;
break;
case CellType.BOOLEAN:
dataRow[j] = cell.BooleanCellValue;
break;
case CellType.NUMERIC:
dataRow[j] = cell.ToString();
break;
case CellType.STRING:
dataRow[j] = cell.StringCellValue;
break;
case CellType.ERROR:
dataRow[j] = cell.ErrorCellValue;
break;
case CellType.FORMULA:
default:
dataRow[j] = "=" + cell.CellFormula;
break;
}
}
}
table.Rows.Add(dataRow);
//dataRow[j] = row.GetCell(j).ToString();
}
#endregion
}
catch (System.Exception ex)
{
table.Clear();
table.Columns.Clear();
table.Columns.Add("出错了");
DataRow dr = table.NewRow();
dr[0] = ex.Message;
table.Rows.Add(dr);
return table;
}
finally
{
//sheet.Dispose();
workbook = null;
sheet = null;
}
#region 清除最后的空行
for (int i = table.Rows.Count - 1; i > 0; i--)
{
bool isnull = true;
for (int j = 0; j < table.Columns.Count; j++)
{
if (table.Rows[i][j] != null)
{
if (table.Rows[i][j].ToString() != "")
{
isnull = false;
break;
}
}
}
if (isnull)
{
table.Rows[i].Delete();
}
}
#endregion
return table;
}
#endregion
}
aspx页面中某个按钮的点击事件代码如下调用：
DataSet ds = XXXX(); //用于获取数据库数据
NPOIHelper.ExportDataSetToExcel(ds, "统计报表" + DateTime.Now.ToString("yyyyMMddHHmmss"), "统计表", "0");
