Re: eval problem
| From: | Analysis & Solutions | Date: | Wed, 03 Jul 2002 02:45:27 +0000 |
| Subject: | Re: eval problem | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-105109@lists.php.net to get a copy of this message | ||
On Tue, Jul 02, 2002 at 10:19:59PM -0400, Greg Wineman wrote:
>
> He are the variables from my form
>
> wins_1=7
> losses_1=0
> sort_1=1
> wins_2=7
> losses_2=4
> sort_2=2
> wins_3=7
> losses_3=4
> sort_3=3
>
> $counter=1;
> $wins=eval("\$wins_".$counter);
eval() is overkill and can be dangerous.
I'd use variable variables instead:
$wins = 0;
for ($counter=1; $counter<=3; $counter++) {
$var = "$wins_$counter";
$wins = $wins + $$var;
}
--Dan
--
PHP classes that make web design easier
SQL Solution | Layout Solution | Form Solution
sqlsolution.info | layoutsolution.info | formsolution.info
T H E A N A L Y S I S A N D S O L U T I O N S C O M P A N Y
4015 7 Av #4AJ, Brooklyn NY v: 718-854-0335 f: 718-854-0409