基于C#语言MVC框架Aspose.Cells控件导出Excel表数据

控件bin文件下载地址:https://download.csdn.net/download/u012949335/10610726
@{
    ViewBag.Title = "xx";
}


    
public ActionResult dcExcel(stream sear)
        {
            DataTable dt = dal.GetKslyTj(" kd='"+sear+"'");
          var stream=PrintExcelApose.PrintExcel(dt, Server.MapPath(Path.Combine("../Ex/dd/", "ddd.xls")), "xx信息");
          return File(stream, "application/octet-stream", "xx信息.xls");

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

namespace YidiTutor.Common
{
    public class PrintExcelApose
    {
        public PrintExcelApose()
        {

        }
     

        /// 
        /// 打印Excel模板
        /// 
        /// 数据源Datatable
        /// Excel路径
        /// 导出的文件名称
        public static  byte[] PrintExcel(DataTable dt, string path, string filename)
        {
            
            //(&=[yddt].xh)
            filename = filename + ".xls";
            Aspose.Cells.WorkbookDesigner designer = new Aspose.Cells.WorkbookDesigner();
            dt.TableName = "yddt";
            designer.Open(path); //打开Excel模板
            designer.SetDataSource(dt);//设置数据源
            designer.Process();//自动赋值
            if (System.IO.File.Exists(filename))
                System.IO.File.Delete(filename);
           // designer.Save(System.Web.HttpUtility.UrlDecode(System.Text.Encoding.UTF8.GetBytes(filename),System.Text.Encoding.UTF8), Aspose.Cells.SaveType.OpenInExcel, Aspose.Cells.FileFormatType.Excel2003, HttpContext.Current.Response);

            return designer.Workbook.SaveToStream().ToArray();
            //HttpContext.Current.Response.End();

        }

        /// 
        /// 打印Excel模板
        /// 
        /// datatable数据
        /// datatable数据源
        /// Dictionary数据
        /// Excel地址
        /// 导出文件名称
        /// 是否可编辑,true不可修改,false可修改
        public static byte[] PrintExcel(DataTable dtinfo, DataTable dtlist, Dictionary dict, string path, string filename, bool protect = false)
        {
            filename = filename + ".xls";
            Aspose.Cells.WorkbookDesigner designer = new Aspose.Cells.WorkbookDesigner();
            dtlist.TableName = "yddt";
            designer.Open(path); //打开Excel模板
            Workbook workbook = designer.Workbook; //工作簿 
            if (dtinfo != null && dtinfo.Rows.Count > 0)
            {
                for (int i = 0; i < dtinfo.Rows.Count; i++)
                {
                    for (int k = 0; k < dtinfo.Columns.Count; k++)
                    {
                        string column = dtinfo.Columns[k].ColumnName;
                        workbook.Worksheets[0].Replace("$" + column.ToLower() + "$", dtinfo.Rows[i][column].ToString());
                    }
                }
            }
            if (dict != null)
            {
                foreach (string j in dict.Keys)
                {
                    workbook.Worksheets[0].Replace("$" + j.ToLower() + "$", dict[j].ToString());
                }
            }
            if (protect)
                workbook.Worksheets[0].Protect(ProtectionType.All, "xakj..123", "");
            designer.SetDataSource(dtlist);//设置数据源
            designer.Process();//自动赋值
            if (System.IO.File.Exists(filename))
                System.IO.File.Delete(filename);
           // designer.Save(System.Web.HttpUtility.UrlEncode(System.Text.Encoding.UTF8.GetBytes(filename)), Aspose.Cells.SaveType.OpenInExcel, Aspose.Cells.FileFormatType.Excel2003, HttpContext.Current.Response);
            //designer.Save(System.Web.HttpUtility.UrlDecode(System.Text.Encoding.UTF8.GetBytes(filename),System.Text.Encoding.UTF8), Aspose.Cells.SaveType.OpenInExcel, Aspose.Cells.FileFormatType.Excel2003, HttpContext.Current.Response);
            //HttpContext.Current.Response.End();
            return designer.Workbook.SaveToStream().ToArray();

       
        }

        /// 
        /// 打印Excel模板
        /// 
        /// 填充Excel数据类
        public static byte[] PrintExcel(PrintExcel printexcel)
        {
            printexcel.filename = printexcel.filename + ".xls";
            Aspose.Cells.WorkbookDesigner designer = new Aspose.Cells.WorkbookDesigner();
            printexcel.dtlist.TableName = "yddt";
            designer.Open(printexcel.path); //打开Excel模板
            MergeExcel merge = printexcel.merge;//合并单元格
            Workbook workbook = designer.Workbook; //工作簿 
            if (printexcel.dtinfo != null && printexcel.dtinfo.Rows.Count > 0)
            {
                for (int i = 0; i < printexcel.dtinfo.Rows.Count; i++)
                {
                    for (int k = 0; k < printexcel.dtinfo.Columns.Count; k++)
                    {
                        string column = printexcel.dtinfo.Columns[k].ColumnName;
                        workbook.Worksheets[0].Replace("$" + column.ToLower() + "$", printexcel.dtinfo.Rows[i][column].ToString());
                    }
                }
            }
            if (printexcel.dict != null)
            {
                foreach (string j in printexcel.dict.Keys)
                {
                    workbook.Worksheets[0].Replace("$" + j.ToLower() + "$", printexcel.dict[j].ToString());
                }
            }
            if (printexcel.protect)
                workbook.Worksheets[0].Protect(ProtectionType.All, "xakj..123", "");
            designer.SetDataSource(printexcel.dtlist);//设置数据源
            designer.Process();//自动赋值

            //合格单元格
            if (printexcel.dtlist != null && printexcel.dtlist.Rows.Count > 0)
            {
                Aspose.Cells.Worksheet sheet = designer.Workbook.Worksheets[0];
                Cells cel = sheet.Cells;
                List column = printexcel.merge.firstColumn;
                int j = 1;
                for (int i = 0; i < printexcel.dtlist.Rows.Count; i++)
                {
                    for (int kk = 0; kk < column.Count; kk++)
                    {
                        cel.Merge(merge.firstRow, column[kk], Convert.ToInt32(printexcel.dtlist.Rows[i][merge.columnname].ToString().Trim()), merge.columnNumber);
                        cel[merge.firstRow, column[kk]].PutValue(j);
                        i = i + Convert.ToInt32(printexcel.dtlist.Rows[i][merge.columnname].ToString().Trim()) - 1;
                        j++;
                    }
                }
            }

            if (System.IO.File.Exists(printexcel.filename))
                System.IO.File.Delete(printexcel.filename);
            //designer.Save(System.Web.HttpUtility.UrlEncode(System.Text.Encoding.UTF8.GetBytes(printexcel.filename)), Aspose.Cells.SaveType.OpenInExcel, Aspose.Cells.FileFormatType.Excel2003, HttpContext.Current.Response);
            //HttpContext.Current.Response.End();
            return designer.Workbook.SaveToStream().ToArray();            
        }
    }


    /// 
    /// 填充Excel数据
    /// 
    public class PrintExcel
    {
        /// 
        /// 数据
        /// 
        public DataTable dtinfo;
        /// 
        /// 数据源
        /// 
        public DataTable dtlist;
        /// 
        /// 数据
        /// 
        public Dictionary dict;
        /// 
        /// Excel地址
        /// 
        public string path;
        /// 
        /// 导出Excel名称
        /// 
        public string filename;
        /// 
        /// 是否可编辑
        /// 
        public bool protect = false;
        /// 
        /// 合并单元格
        /// 
        public MergeExcel merge;
    }
    /// 
    /// 合格单元格
    /// 
    public class MergeExcel
    {
        /// 
        /// 第几行
        /// 
        public int firstRow;
        /// 
        /// 合并的第几列
        /// 
        public List firstColumn;
        /// 
        /// 合并行数
        /// 
        public int rowNumber;
        /// 
        /// 合并的列数
        /// 
        public int columnNumber;
        /// 
        /// datatable合并行数的列名称字段
        /// 
        public string columnname;
    }


    public class AsposeExcell
    {
        public static DataTable ExportToDataTableAsString(string excelFilePath, bool showTitle = true)
        {
            Workbook workbook = new Workbook();
            workbook.Open(excelFilePath);
            Cells cells = workbook.Worksheets[0].Cells;
            System.Data.DataTable dataTable2 = cells.ExportDataTableAsString(0, 0, cells.MaxDataRow + 1, cells.MaxColumn + 1, showTitle);//showTitle
            return dataTable2;
        }
        public static DataTable ExportToDataTableAsString(Stream stream, bool showTitle = true)
        {
            Workbook workbook = new Workbook();
            workbook.Open(stream);
            Cells cells = workbook.Worksheets[0].Cells;
            System.Data.DataTable dataTable2 = cells.ExportDataTableAsString(0, 0, cells.MaxDataRow + 1, cells.MaxColumn + 1, showTitle);//showTitle
            return dataTable2;
        }
        public static Stream FileToStream(string fileName)
        {
            // 打开文件
            FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);
            // 读取文件的 byte[]
            byte[] bytes = new byte[fileStream.Length];
            fileStream.Read(bytes, 0, bytes.Length);
            fileStream.Close();
            // 把 byte[] 转换成 Stream
            Stream stream = new MemoryStream(bytes);
            return stream;
        }
    }
}

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