文件下载,header

1. header("Content-Type: application/vnd.ms-excel; charset=UTF-8" );   
2. header("Pragma: public" );   
3. header("Expires: 0" );   
4. header("Cache-Control: must-revalidate, post-check=0, pre-check=0" );   
5. header("Content-Type: application/force-download" );   
6. header("Content-Type: application/octet-stream" );   
7. header("Content-Type: application/download" );   
8. header("Content-Disposition: attachment;filename=11.xls " );   
9. header("Content-Transfer-Encoding: binary " );  
   

先收集部分,有空研究总结下