aspose将datatable导出excel 比自己拼好的多 Bug少-。.net

  using System; 
using System.Collections.Generic; 
using System.Linq; 
using System.Web; 
using System.IO; 
using System.Data; 
using Aspose.Cells; 

/// <summary> 
///OutFileDao 的摘要说明 
/// </summary> 
publicclass OutFileDao 
{ 
        public OutFileDao() 
        { 
                // 
                //TODO: 在此处添加构造函数逻辑 
                // 
        } 

        /// <summary> 
        /// 测试程序 
        /// </summary> 
        publicstaticvoid testOut() 
        { 

                DataTable dt = new DataTable(); 
                dt.Columns.Add("name"); 
                dt.Columns.Add("sex"); 
                DataRow dr = dt.NewRow(); 
                dr["name"] = "名称1"; 
                dr["sex"] = "性别1"; 
                dt.Rows.Add(dr); 

                DataRow dr1 = dt.NewRow(); 
                dr1["name"] = "名称2"; 
                dr1["sex"] = "性别2"; 
                dt.Rows.Add(dr1); 

                OutFileToDisk(dt, "测试标题", @"d:\测试.xls"); 
        } 

        /// <summary> 
        /// 导出数据到本地 
        /// </summary> 
        /// <param name="dt">要导出的数据</param> 
        /// <param name="tableName">表格标题</param> 
        /// <param name="path">保存路径</param> 
        publicstaticvoid OutFileToDisk(DataTable dt,string tableName,string path) 
        { 


                Workbook workbook = new Workbook(); //工作簿 
                Worksheet sheet = workbook.Worksheets[0]; //工作表 
                Cells cells = sheet.Cells;//单元格 

                //为标题设置样式     
                Style styleTitle = workbook.Styles[workbook.Styles.Add()];//新增样式 
                styleTitle.HorizontalAlignment = TextAlignmentType.Center;//文字居中 
                styleTitle.Font.Name = "宋体";//文字字体 
                styleTitle.Font.Size = 18;//文字大小 
                styleTitle.Font.IsBold = true;//粗体 

                //样式2 
                Style style2 = workbook.Styles[workbook.Styles.Add()];//新增样式 
                style2.HorizontalAlignment = TextAlignmentType.Center;//文字居中 
                style2.Font.Name = "宋体";//文字字体 
                style2.Font.Size = 14;//文字大小 
                style2.Font.IsBold = true;//粗体 
                style2.IsTextWrapped = true;//单元格内容自动换行 
                style2.Borders[BorderType.LeftBorder].LineStyle = CellBorderType.Thin; 
                style2.Borders[BorderType.RightBorder].LineStyle = CellBorderType.Thin; 
                style2.Borders[BorderType.TopBorder].LineStyle = CellBorderType.Thin; 
                style2.Borders[BorderType.BottomBorder].LineStyle = CellBorderType.Thin; 

                //样式3 
                Style style3 = workbook.Styles[workbook.Styles.Add()];//新增样式 
                style3.HorizontalAlignment = TextAlignmentType.Center;//文字居中 
                style3.Font.Name = "宋体";//文字字体 
                style3.Font.Size = 12;//文字大小 
                style3.Borders[BorderType.LeftBorder].LineStyle = CellBorderType.Thin; 
                style3.Borders[BorderType.RightBorder].LineStyle = CellBorderType.Thin; 
                style3.Borders[BorderType.TopBorder].LineStyle = CellBorderType.Thin; 
                style3.Borders[BorderType.BottomBorder].LineStyle = CellBorderType.Thin; 

                int Colnum = dt.Columns.Count;//表格列数 
                int Rownum=dt.Rows.Count;//表格行数 

                //生成行1 标题行    
                cells.Merge(0, 0, 1, Colnum);//合并单元格 
                cells[0, 0].PutValue(tableName);//填写内容 
                cells[0, 0].SetStyle(styleTitle); 
                cells.SetRowHeight(0, 38); 

                //生成行2 列名行 
                for (int i = 0; i < Colnum; i++) 
                { 
                        cells[1, i].PutValue(dt.Columns[i].ColumnName); 
                        cells[1, i].SetStyle(style2); 
                        cells.SetRowHeight(1, 25); 
                } 

                //生成数据行 
                for (int i = 0; i < Rownum; i++) 
                { 
                        for (int k = 0; k < Colnum; k++) 
                        { 
                                cells[2 + i, k].PutValue(dt.Rows[i][k].ToString()); 
                                cells[2 + i, k].SetStyle(style3); 
                        } 
                        cells.SetRowHeight(2+i, 24); 
                } 
                 
                workbook.Save(path); 
        } 


        public MemoryStream OutFileToStream(DataTable dt, string tableName) 
        { 
                Workbook workbook = new Workbook(); //工作簿 
                Worksheet sheet = workbook.Worksheets[0]; //工作表 
                Cells cells = sheet.Cells;//单元格 

                //为标题设置样式     
                Style styleTitle = workbook.Styles[workbook.Styles.Add()];//新增样式 
                styleTitle.HorizontalAlignment = TextAlignmentType.Center;//文字居中 
                styleTitle.Font.Name = "宋体";//文字字体 
                styleTitle.Font.Size = 18;//文字大小 
                styleTitle.Font.IsBold = true;//粗体 

                //样式2 
                Style style2 = workbook.Styles[workbook.Styles.Add()];//新增样式 
                style2.HorizontalAlignment = TextAlignmentType.Center;//文字居中 
                style2.Font.Name = "宋体";//文字字体 
                style2.Font.Size = 14;//文字大小 
                style2.Font.IsBold = true;//粗体 
                style2.IsTextWrapped = true;//单元格内容自动换行 
                style2.Borders[BorderType.LeftBorder].LineStyle = CellBorderType.Thin; 
                style2.Borders[BorderType.RightBorder].LineStyle = CellBorderType.Thin; 
                style2.Borders[BorderType.TopBorder].LineStyle = CellBorderType.Thin; 
                style2.Borders[BorderType.BottomBorder].LineStyle = CellBorderType.Thin; 

                //样式3 
                Style style3 = workbook.Styles[workbook.Styles.Add()];//新增样式 
                style3.HorizontalAlignment = TextAlignmentType.Center;//文字居中 
                style3.Font.Name = "宋体";//文字字体 
                style3.Font.Size = 12;//文字大小 
                style3.Borders[BorderType.LeftBorder].LineStyle = CellBorderType.Thin; 
                style3.Borders[BorderType.RightBorder].LineStyle = CellBorderType.Thin; 
                style3.Borders[BorderType.TopBorder].LineStyle = CellBorderType.Thin; 
                style3.Borders[BorderType.BottomBorder].LineStyle = CellBorderType.Thin; 

                int Colnum = dt.Columns.Count;//表格列数 
                int Rownum = dt.Rows.Count;//表格行数 

                //生成行1 标题行    
                cells.Merge(0, 0, 1, Colnum);//合并单元格 
                cells[0, 0].PutValue(tableName);//填写内容 
                cells[0, 0].SetStyle(styleTitle); 
                cells.SetRowHeight(0, 38); 

                //生成行2 列名行 
                for (int i = 0; i < Colnum; i++) 
                { 
                        cells[1, i].PutValue(dt.Columns[i].ColumnName); 
                        cells[1, i].SetStyle(style2); 
                        cells.SetRowHeight(1, 25); 
                } 

                //生成数据行 
                for (int i = 0; i < Rownum; i++) 
                { 
                        for (int k = 0; k < Colnum; k++) 
                        { 
                                cells[2 + i, k].PutValue(dt.Rows[i][k].ToString()); 
                                cells[2 + i, k].SetStyle(style3); 
                        } 
                        cells.SetRowHeight(2 + i, 24); 
                } 

                MemoryStream ms = workbook.SaveToStream(); 
                return ms; 
        } 

}