Re: Cast to unset
| From: | Robert Cummings | Date: | Tue, 27 Feb 2007 12:50:48 +0000 |
| Subject: | Re: Cast to unset | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-249492@lists.php.net to get a copy of this message | ||
On Tue, 2007-02-27 at 11:36 +0200, Robert Enyedi wrote:
> In the PHP grammar I encountered the feature of casting to unset, e.g.
> (unset)$a. I did not manage to find any specific documentation on this,
> only people wandering what it might do
> (http://blog.thinkphp.de/archives/33-Casted-fun..html).
>
> So what exactly does cast to unset do?
Returns null.
Cheers,
Rob.
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