Re: $previous variable ?
| From: | Richard Lynch | Date: | Wed, 12 Jul 2006 21:31:11 +0000 |
| Subject: | Re: $previous variable ? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-239379@lists.php.net to get a copy of this message | ||
On Tue, July 11, 2006 2:24 am, Roman Rumisek wrote:
> I am using apache 2.0.50 and php 4.4.3RC2 as mod (on Mandrake 10.1).
> When I run this script:
>
> <? echo "$previous"; ?>
>
> in cli php, i give 'Undefined variable' error message - OK.
> But under apache, this variable has value 'N'. Is it error ?
> I found nothing about $previous variable in php.ini and php config
> directories.
My first guess would be that you have "register_globals" set to "ON"
in Apache, and $previous is set in Cookies or Get data.
It's also possible that you have managed to do this in some setup with
session.auto_start and where $_SESSION['previous'] is set to "N"
Having register_globals set to "ON" is probably a Bad Idea for various
reason.
Using short tags (<? instead of <?php) is also a Bad Idea.
Finally, echo "$previous"; is silly, as the quote marks serve no
purpose at all. echo $previous; would be better.
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