Per Jessen wrote:
> 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
>
forgot to add:
What's the difference between back ticks or quotes and regular single
quotes?
How does one enter back quotes from the keyboard?
--
Phil Jourdan --- pj@xxxxxxxxxxxxx
http://www.ptahhotep.com
http://www.chiccantine.com
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