php header 头部导出

word头部
header("Content-Type: application/msword");
header("Content-Disposition: attachment; filename=doc.doc");
header("Pragma: no-cache");
header("Expires: 0");

execl 头部
header('Content-Description: File Transfer'); 
header('Content-Type: application/octet-stream'); 
header('Content-Disposition: attachment; filename='.basename($file));
 header('Content-Transfer-Encoding: binary');
 header('Expires: 0'); 
header('Cache-Control: must-revalidate, post-check=0, pre-check=0'); 
header('Pragma: public');