C#GridViewデータをExcelファイルクラスにエクスポート

7645 ワード

GridView

using System;

using System.Web;

using System.Web.UI;

using System.IO;

using System.Web.UI.WebControls;



namespace DotNet.Utilities

{

    public class ExportExcel

    {



        protected void ExportData(string strContent, string FileName)

        {



            FileName = FileName + DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + DateTime.Now.Millisecond.ToString();



            HttpContext.Current.Response.Clear();

            HttpContext.Current.Response.Charset = "gb2312";

            HttpContext.Current.Response.ContentType = "application/ms-excel";

            HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.UTF8;

            //this.Page.EnableViewState = false; 

            //  ， " / "  

            HttpContext.Current.Response.AddHeader("Content-Disposition", "attachment; filename=" + FileName + ".xls");

            //   

            HttpContext.Current.Response.Write("<html><head><meta http-equiv=Content-Type content=\"text/html; charset=utf-8\">");

            HttpContext.Current.Response.Write(strContent);

            HttpContext.Current.Response.Write("</body></html>");

            //   

            //Response.End();

        }



        /// <summary>

        ///  Excel

        /// </summary>

        /// <param name="obj"></param>

        public void ExportData(GridView obj)

        {

            try

            {

                string style = "";

                if (obj.Rows.Count > 0)

                {

                    style = @"<style> .text { mso-number-format:\@; } </script> ";

                }

                else

                {

                    style = "no data.";

                }



                HttpContext.Current.Response.ClearContent();

                DateTime dt = DateTime.Now;

                string filename = dt.Year.ToString() + dt.Month.ToString() + dt.Day.ToString() + dt.Hour.ToString() + dt.Minute.ToString() + dt.Second.ToString();

                HttpContext.Current.Response.AddHeader("content-disposition", "attachment; filename=ExportData" + filename + ".xls");

                HttpContext.Current.Response.ContentType = "application/ms-excel";

                HttpContext.Current.Response.Charset = "GB2312";

                HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");

                StringWriter sw = new StringWriter();

                HtmlTextWriter htw = new HtmlTextWriter(sw);

                obj.RenderControl(htw);

                HttpContext.Current.Response.Write(style);

                HttpContext.Current.Response.Write(sw.ToString());

                HttpContext.Current.Response.End();

            }

            catch

            {

            }

        }

    }

}

// : http://www.sharejs.com/codes/csharp/8624

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