note 74219 added to function.exec

i can't get system commands output on the screen.. I coppied your code and the authors..there is no error msj..what can be the problem ?? ---- Server IP: 216.194.113.175 Probable Submitter: 85.105.203.51 ---- Manual Page -- http://www.php.net/manual/en/function.exec.php Edit -- https://master.php.net/note/edit/74219 Del: integrated -- https://master.php.net/note/delete/74219/integrated Del: useless -- https://master.php.net/note/delete/74219/useless Del: bad code -- https://master.php.net/note/delete/74219/bad+code Del: spam -- https://master.php.net/note/delete/74219/spam Del: non-english -- https://master.php.net/note/delete/74219/non-english Del: in docs -- https://master.php.net/note/delete/74219/in+docs Del: other reasons-- https://master.php.net/note/delete/74219 Reject -- https://master.php.net/note/reject/74219 Search -- https://master.php.net/manage/user-notes.php