Re: whoami explanation
| From: | Per Jessen | Date: | Tue, 03 Mar 2009 15:50:38 +0000 |
| Subject: | Re: whoami explanation | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-289130@lists.php.net to get a copy of this message | ||
PJ wrote:
> This really needs some explanation
> I found this on the web:
> <?php echo
whoami; ?>
> with it there was the comment "the direction of those single-quotes
> matters" (WHY ?) and it works....
>
GIYF - look up "back quotes".
> But this (_*FROM THE PHP MANUAL***_ * - exec()* executes the given
> /command/ ) does not,
> COPIED AND PASTED:
> |<?php
> // outputs the username that owns the running php/httpd process
> // (on a system with the "whoami" executable in the path)
> echo exec('whoami');
> ?> |
> What is going on here?
What sort of error did you get? (it works fine here).
/Per
--
Per Jessen, Zürich (6.4°C)