导出一个sheet很好实现,我现在想再加一个sheet该怎么写。这是我的导出代码 Response.Clear();
 Response.BufferOutput = true;
 //设定输出的字符集
 Response.Charset = "GB2312";
 //假定导出的文件名为FileName.xls
 Response.AppendHeader("Content-Disposition", "attachment;filename=" + System.Web.HttpUtility.UrlEncode(Request.QueryString["PeriodName"].ToString() + ":摇号表", System.Text.Encoding.UTF8) + ".xls");
 Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");
 //设置导出文件的格式
 Response.ContentType = "application/ms-excel";
 //关闭ViewState
 EnableViewState = false;
 System.Globalization.CultureInfo cultureInfo = new System.Globalization.CultureInfo("ZH-CN", true);
 System.IO.StringWriter stringWriter = new System.IO.StringWriter(cultureInfo);
 System.Web.UI.HtmlTextWriter textWriter = new System.Web.UI.HtmlTextWriter(stringWriter);
 this.GridView1.RenderControl(textWriter);
 //把HTML写回浏览器
 Response.Write(stringWriter.ToString());
 Response.End();