RE: [PHP] isset
| From: | Tim Earl | Date: | Mon, 16 Apr 2007 22:35:21 +0000 |
| Subject: | RE: [PHP] isset | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-253069@lists.php.net to get a copy of this message | ||
> -----Message d'origine-----
> De : Robert Cummings [mailto:robert@interjinn.com]
> Envoyé : lundi 16 avril 2007 20:28
> À : Edward Vermillion
> Cc : php Lists
> Objet : Re: [PHP] isset
>
> On Mon, 2007-04-16 at 13:16 -0500, Edward Vermillion wrote:
> > On Apr 16, 2007, at 12:30 PM, Robert Cummings wrote:
> >
> > [snip]
> >
> > >
> > >
> > > Bleh, my mistake... I'm so adverse to empty() I forgot it doesn't
> > > generate notices.
> > >
>
> Strings only containing only spaces are not empty. Strings
> containing a 0 are empty. It's crap for almost any kind of
> validation routine. It's one of those useless, magical, shoot
> newbies in the toes functions. But then I guess to each their own :)
What about in the following context?
$arr = array();
If (!empty($arr)) { }
This is where i have found it to be the most usefull...
tim