Re: can I call a variable... using variables?
| From: | Adam Voigt | Date: | Tue, 09 Jul 2002 17:16:01 +0000 |
| Subject: | Re: can I call a variable... using variables? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-106398@lists.php.net to get a copy of this message | ||
It's called Variable Variables.
for($i = 1; $i < 100; $i++)
{
$varname = "var" . $i;
if($$varname > 0)
echo "Yup.";
}
Adam Voigt
adam.voigt@cryptocomm.com
On Tue, 2002-07-09 at 14:12, Joseph Szobody wrote:
> So here's what I'm trying to do:
>
> I have a form submitting dozens of variables called var1, var2, var3, ...... and on and on.
>
> I want to check the value of each of these variables:
>
> for($i = 1;$i < 100; $i++) {
> if($var$i > 0)
> echo "Yup. $var$i is greater than 0";
> }
>
> I get a parse error when trying to run this code. Can I not use $i to call the $var1, $var2,
> etc. variables? Is there another way of doing this?
>
> Thanks,
>
> Joseph
>
>
>
>
> --
> PHP General Mailing List (http://www.php.net/)
> To unsubscribe, visit: http://www.php.net/unsub.php
>