Re: note 90897 deleted from function.eval by thiago
| From: | Thiago Pojda | Date: | Fri, 15 May 2009 12:51:25 +0000 |
| Subject: | Re: note 90897 deleted from function.eval by thiago | ||
| References: | 1 2 3 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-154635@lists.php.net to get a copy of this message | ||
It's actually something I didn't know, and could be helpful. The thing is
it's using eval and that could be bad if someone threw a $id =
$_REQUEST['something'], as I'd expect someone new would do with this piece
of code.
I kinda missed the right link to click. The reason was supposed to be "bad
code".
Thiago Henrique Pojda
http://nerdnaweb.blogspot.com
On Fri, May 15, 2009 at 9:37 AM, Daniel Brown <danbrown@php.net> wrote:
> What was the reason for deleting this one? I don't see anything
> obviously wrong, but it could just be me.
>
>
>
> On Fri, May 15, 2009 at 07:58, <thiago@php.net> wrote:
> > Note Submitter: chrisdone at gmail dot com
> >
> > ----
> >
> > You can use it to embed arbitrary embeded languages or "macros":
> >
> > <?php
> > $id = 10;
> >
> > // SQL
> > ob_start(); ?>
> >
> > SELECT * FROM users WHERE parentid > $id
> > AND name LIKE '%s%'
> >
> > <?php $f=ob_get_contents();ob_end_clean();$sql=eval('return ("'
> .$f.'");');
> >
> > echo $sql;
> >
> > ?>
> >
> > Outputs:
> >
> > SELECT * FROM users WHERE parentid > 10 AND name LIKE '%s%'
> >
> > --
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> >
> >
>
>
>
> --
> </Daniel P. Brown>
> daniel.brown@parasane.net || danbrown@php.net
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