protected void Button2_Click(object sender, EventArgs e)
    {
        if (this.GridView1.Rows.Count == 0)
        {
            Response.Write("<script>alert('沒有查找到數(shù)據(jù),無法導出！')");
        }
        else
        {
            this.GridView1.AllowPaging = false; // 將有分頁的GridView中的數(shù)據(jù)全部導出到Excel
            gvBond();
            export("application/ms-excel", "工作人員.xls");
            // 換成 export("application/ms-word", "工作人員.doc"); 那么導出的就是Word格式的了.
            this.GridView1.AllowPaging = true;
            gvBond();
        }
    }
     public void export(string FileType, string FileName)
    {
        string style = @"<style>.text{mso-number-format:/@}</script>";//導入到excel時,保存表里數(shù)字列中前面存在的 0 .
        Response.Clear();
        Response.Charset = "GB2312";
        Response.ContentEncoding = Encoding.UTF7;
        Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(FileName, Encoding.UTF8).ToString());
        Response.ContentType = FileType;
        this.EnableViewState = false;
        this.GridView1.AllowPaging = false;
        System.Globalization.CultureInfo myCItrad = new System.Globalization.CultureInfo("ZH-CN", true);
        StringWriter sw = new StringWriter();
        HtmlTextWriter htw = new HtmlTextWriter(sw);
        this.GridView1.RenderControl(htw);
        Response.Write(style);
        Response.Write(sw.ToString());
        //Response.Write(dt.ToString());
        Response.End();
    }

    public override void VerifyRenderingInServerForm(Control control)
    {
        //在后臺中重載VerifyRenderingInServerForm()方法，否則報錯為“類型"GridView"的控件"GridView1"必須放在具有 runat=server 的窗體標記內(nèi)“
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            e.Row.Cells[3].Attributes.Add("class", "text");//在數(shù)字列前存在的 0 的列中加入 class 樣式 以便保存 0
        }
    }

注:如果GricView中有分頁的話,導出到Excel時就會報錯.可通過修改頁文件可以修正這個問題：EnableEventValidation = "false".