Re: isset opposite
| From: | Robby Russell | Date: | Wed, 17 Nov 2004 00:13:32 +0000 |
| Subject: | Re: isset opposite | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-202251@lists.php.net to get a copy of this message | ||
On Tue, 2004-11-16 at 15:11 -0800, Dustin Krysak wrote:
> Hi there.. I am pretty new to PHP, and I am familiar with php "isset"
> option.... now i was wondering.... (I have looked at the PHP site - but
> can not find it) how can you check if something is not set? I need to
> test if a $_GET is not set (not just empty).
>
> thanks in advance!
>
> d
>
isset() returns a boolean.
so...try,
if (!isset($x))
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