将GridView的数据到出到 excel

 

将GridView的数据到出到 excel

protected void Button3_Click(object sender, EventArgs e)
    ...{
        Response.Clear();
        Response.Buffer = true;
        Response.Charset = "GB2312";
        Response.AppendHeader("Content-Disposition", "attachment;filename=FileName.xls");
        Response.ContentEncoding = System.Text.Encoding.UTF7;
 
        //设置输出文件类型为excel文件。 
        Response.ContentType = "application/ms-excel";
        System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
        System.Web.UI.HtmlTextWriter oHtmlTextWriter = new System.Web.UI.HtmlTextWriter(oStringWriter);
        this.GridView1.RenderControl(oHtmlTextWriter);
        Response.Output.Write(oStringWriter.ToString());
        Response.Flush();
        Response.End();
    }
//必须重写的，将方法体注掉
    public override void VerifyRenderingInServerForm(Control control)
    ...{
       // base.VerifyRenderingInServerForm(control);
    }
 

前台aspx必须：

EnableEventValidation="false"