asp.net - How to leave a blank page through Response.BinaryWrite()? -


i using .net reponse.binarywrite() method byte[] values in code , generating pdf file. need leave empty page @ page. possible so?

 protected override void render(htmltextwriter writer)     {         base.render(writer);         string mimetype;         string encoding;         string filenameextension;         string[] streams;         microsoft.reporting.webforms.warning[] warnings;          byte[] reportdoc;         response.clear();         switch (request.querystring["report"].tostring().tolower())         {             case "rpt_penetrantlog":             case "rpt_proccdbyregion":             case "rpt_ordersbycustomeranddate":             case "rpt_hold":                 reportdoc = rptviewozark.localreport.render("excel", null, out mimetype, out encoding, out filenameextension, out streams, out warnings);                 response.contenttype = mimetype;                 response.addheader("content-disposition", "attachment; filename=report.xls");                 break;             default:                 reportdoc = rptviewozark.localreport.render("pdf", null, out mimetype, out encoding, out filenameextension, out streams, out warnings);                 response.contenttype = "application/pdf";                 break;         }          response.binarywrite(reportdoc);         response.flush();         response.end();     }

the report pulled sql server


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