ASP.NET 实现Excel导出方法详解

    public override void VerifyRenderingInServerForm(Control control)
    {
        //这里没有内容。
    }

    public void ExportExcel(System.Web.UI.WebControls.WebControl objControl, string strFileName)
    {

        strFileName = System.Web.HttpUtility.UrlEncode(strFileName, System.Text.Encoding.UTF8);



        System.Web.HttpContext.Current.Response.Clear();
        System.Web.HttpContext.Current.Response.Buffer = true;
        System.Web.HttpContext.Current.Response.Charset = "gb2312";
        System.Web.HttpContext.Current.Response.AppendHeader("Content-Disposition", "online; filename=" + strFileName + ".xls");
        System.Web.HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("UTF-8");
        System.Web.HttpContext.Current.Response.ContentType = "application/ms-excel";

        System.Globalization.CultureInfo myCItrad = new System.Globalization.CultureInfo("zh-CN", true);
        System.IO.StringWriter oStringWriter = new System.IO.StringWriter(myCItrad);
        System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);

        objControl.RenderControl(oHtmlTextWriter);

        objControl = null;
        System.Web.HttpContext.Current.Response.Write(oStringWriter.ToString().Replace("<td", "<td STYLE='MSO-NUMBER-FORMAT:\'"));
        System.Web.HttpContext.Current.Response.Buffer = false;
        System.Web.HttpContext.Current.Response.End();
    }