Re: return NULL by reference
| From: | Derick Rethans | Date: | Mon, 27 Sep 2004 18:40:17 +0000 |
| Subject: | Re: return NULL by reference | ||
| References: | 1 2 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-13025@lists.php.net to get a copy of this message | ||
On Mon, 27 Sep 2004, Daniel Convissor wrote:
> On Mon, Sep 27, 2004 at 11:52:24AM -0600, Jeffrey Moss wrote:
>
> > return NULL;
> ... snip ...
> > "Only variable references should be returned by reference "
>
> Just like the error message says. "References" are referring to
> variables. NULL isn't a variable. Do this instead:
>
> $tmp = null;
> return $tmp;
Although this is a totally stupid thing to do.
Derick