ERP/TradeManage/TongJi/Excel.aspx.cs

using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Text;
namespace TradeManage.TongJi
{
    public partial class Excel : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                htmlTag.InnerHtml = createTable();
            }
        }

        protected string createTable()
        {
            StringBuilder html = new StringBuilder();
            html.Append("<table cellpadding=\"0\" cellspacing=\"0\" style=\"border:1px solid black;text-align:center;\" width=\"700\">\n");
            html.Append("<tr>\n<td style=\"border-bottom: 1px solid black;text-align:center;\" colspan=\"6\">XXXX年XX月课程表<img style='border: 0px currentColor; border-image: none; width: 393px; height: 38px;' src='data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAYkAAAAmCAYAAAAx4GcyAAAA80lEQVR42u3VOwrAIBBAQe9/acXCRlhcRRuZaRSS4AfCKwUAAAAAAAAAAABeqMOY9zGaR++tns9jdp3ou5397pzj5Dyv7yB7llvr3LiD7DlWe/N7gkiIhEiIBIiESIiESIBIiIRIiASIhEiIhEiASIiESIgEiIRIiIRIACIhEiIBiIRIiAQgEiIhEoBIiIRIACIhEiIhEiASIiESIgEiIRIiIRIgEiIhEiIBIiESIiESIBIiIRIiAYiESIgEIBIiIRKASIiESAAiIRIiAYiESIiESIBIiIRIiASIhEiIhEiASIiESIgEAAAAAAAAAAAAAPCBBlvO0kRfPFVTAAAAAElFTkSuQmCC'></img></td>\n</tr>\n");
            /*********************************************/
            html.Append("<tr>\n");
            for (int i = 0; i <= 5; i++)
            {
                if (i == 5)
                {
                    html.Append("<td style=\"border-bottom: 1px solid black;text-align: center;\">" + (string.IsNullOrEmpty(toCNNum(i)) ? "&nbsp;" : toCNNum(i)) + "</td>\n");
                }
                else
                {
                    html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;border-right: 1px solid black;\">" + (string.IsNullOrEmpty(toCNNum(i)) ? "&nbsp;" : toCNNum(i)) + "</td>\n");
                }
            }
            html.Append("</tr>\n");
            /*********************************************/
            html.Append("<tr>\n");
            for (int i = 0; i <= 5; i++)
            {
                if (i == 0)
                {
                    html.Append("<td rowspan=\"5\" style=\"border-bottom: 1px solid black;text-align:center;border-right: 1px solid black;\">上午</td>\n");
                }
                else
                {
                    if (i == 5)
                    {
                        html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;\">课程</td>\n");
                    }
                    else
                    {
                        html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;border-right: 1px solid black;\">课程</td>\n");
                    }
                }
            }
            html.Append("</tr>");
            /*********************************************/
            for (int i = 0; i <= 3; i++)
            {
                html.Append("<tr>\n");
                for (int j = 0; j <= 4; j++)
                {
                    if (j == 4)
                    {
                        html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;\">课程</td>\n");
                    }
                    else
                    {
                        html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;border-right: 1px solid black;\">课程</td>\n");
                    }
                }
                html.Append("</tr>\n");
            }
            /*********************************************/
            html.Append("<tr>\n");
            html.Append("<td colspan=\"6\" style=\"border-bottom: 1px solid black;text-align:center;\">&nbsp;</td>\n");
            html.Append("</tr>\n");
            /*********************************************/
            html.Append("<tr>\n");
            for (int i = 0; i <= 5; i++)
            {
                if (i == 0)
                {
                    html.Append("<td rowspan=\"2\" style=\"border-right : 1px solid black;text-align: center;\">下午</td>\n");
                }
                else
                {
                    if (i == 5)
                    {
                        html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;\">课程</td>\n");
                    }
                    else
                    {
                        html.Append("<td style=\"border-bottom: 1px solid black;text-align:center;border-right: 1px solid black;\">课程</td>\n");
                    }
                }
            }
            html.Append("</tr>");
            /*********************************************/
            html.Append("<tr>");
            for (int i = 0; i <= 4; i++)
            {
                if (i == 4)
                {
                    html.Append("<td style=\"text-align: center;\">课程</td>\n");
                }
                else
                {
                    html.Append("<td style=\"border-right : 1px solid black;text-align: center;\">课程</td>\n");
                }
            }
            html.Append("</tr>");
            /*********************************************/

            html.Append("</table>");
            return html.ToString();
        }

        protected string toCNNum(int num)
        {
            string str = string.Empty;
            switch (num)
            {
                case 1:
                    str = "一";
                    break;
                case 2:
                    str = "二";
                    break;
                case 3:
                    str = "三";
                    break;
                case 4:
                    str = "四";
                    break;
                case 5:
                    str = "五";
                    break;
            }
            return str;
        }

        protected void Export_Click(object sender, EventArgs e)
        {
            //输出的应用类型
            Response.ContentType = "application/vnd.ms-excel";
            //设定编码方式，若输出的excel有乱码，可优先从编码方面解决
            // Response.Charset = "gb2312";
            Response.Charset = "utf-8";
            Response.ContentEncoding = System.Text.Encoding.UTF8;
            //关闭ViewState，此属性在Page中
            EnableViewState = false;
            //filenames是自定义的文件名
            Response.AppendHeader("Content-Disposition", "attachment;filename=data.xls");
            //content是步骤1的html，注意是string类型
            Response.Write(createTable());
            Response.End();
        }
    }
}