the echo statement is not running and the below script is also not running
header("HTTP/1.1 200 OK");
header("Pragma: public");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Cache-Control: private", false);
header('Content-Type: application/pdf');
header('Content-Disposition: attachment;filename="rename.pdf"'); //tell browser what's the file name
header('Cache-Control: max-age=0'); //no cache
$objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'PDF');
$objWriter->setSheetIndex($i);
$objWriter->save('php://output');
echo "this is not diplaying"; //code get terminated