//匯出亂碼

protected void Button2_Click(object sender, EventArgs e)
    {
        GridView1.Focus();
        Response.Clear();
        Response.Buffer = false;
        Response.Charset = "GB2312";
        Response.AppendHeader("Content-Disposition", "attachment;filename=pickmorv.xls");
        Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
        Response.ContentType = "application/ms-excel";
        this.EnableViewState = false;
        System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
        HtmlTextWriter oHtmlTextWriter = new HtmlTextWriter(oStringWriter);
        GridView1.RenderControl(oHtmlTextWriter);
        Response.Write(oStringWriter.ToString());
        Response.End();
    }

//匯出正常

 protected void Button3_Click(object sender, EventArgs e)
    {
        Response.Clear();
        Response.Buffer = false;
        Response.Charset = "GB2312";
        Response.AppendHeader("Content-Disposition", "attachment;filename=pkmv_de.xls");
        Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
        Response.ContentType = "application/ms-excel";
        Response.Write("<meta http-equiv=Content-Type content=/"text/html; charset=GB2312/">");
        this.EnableViewState = false;
        System.IO.StringWriter oStringWriter = new System.IO.StringWriter();
        HtmlTextWriter oHtmlTextWriter = new HtmlTextWriter(oStringWriter);
        GridView2.RenderControl(oHtmlTextWriter);
        Response.Write(oStringWriter.ToString());
        Response.End();
    }