asp.net 将gridview 导入到excel

            GridView GridView1 = new GridView();

            GridView1.DataSource = dt.DefaultView;

            GridView1.DataBind();

            Response.Clear();

            Response.Buffer = false;

            Response.Charset = "GB2312";

            //   Response.AppendHeader("Content-Disposition", "attachment;filename=test.xls");//英文名字是 可以这样

            //

            Response.AddHeader("Content-Disposition", "attachment;    filename=" + System.Web.HttpUtility.UrlEncode("导出信息", System.Text.Encoding.UTF8) + ".xls");

            //

            Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312"); Response.ContentType = "application/ms-excel"; this.EnableViewState = false;

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

            System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);

            GridView1.RenderControl(oHtmlTextWriter);

            Response.Write(oStringWriter.ToString());

            Response.End();