ASP.NET GridView导出

/// <summary>

         /// 将Web控件或页面信息导出(带文件名参数)

         /// </summary>

         /// <param name="source">控件实例</param>        

         /// <param name="DocumentType">导出类型:Excel或Word</param>

         /// <param name="filename">保存文件名</param>

         public void ExportControl(System.Web.UI.Control source, string DocumentType, string filename)

         {

             //设置Http的头信息,编码格式

             if (DocumentType == "Excel")

             {

                 //防止出现乱码,加上这行可以防止在只有一行数据时出现乱码Gridview数据导出到Excel/Word <wbr>防止出现乱码

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

                 //Excel            

                 HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(filename + ".xls", System.Text.Encoding.UTF8));

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

             }

             else if (DocumentType == "Word")

             {

                 //防止出现乱码,加上这行可以防止在只有一行数据时出现乱码Gridview数据导出到Excel/Word <wbr>防止出现乱码

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

                 //Word

                 HttpContext.Current.Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(filename + ".doc", System.Text.Encoding.UTF8));

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

             }



             HttpContext.Current.Response.Charset = "UTF-8";

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



             //关闭控件的视图状态

             source.Page.EnableViewState = false;



             //初始化HtmlWriter

             System.IO.StringWriter writer = new System.IO.StringWriter();

             System.Web.UI.HtmlTextWriter htmlWriter = new System.Web.UI.HtmlTextWriter(writer);

             source.RenderControl(htmlWriter);



             //输出

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

             HttpContext.Current.Response.End();

         }



         public override void VerifyRenderingInServerForm(Control control)

         {



         }