Re: substr passing null...
| From: | Paul Biggar | Date: | Wed, 28 Jan 2009 18:48:17 +0000 |
| Subject: | Re: substr passing null... | ||
| References: | 1 2 3 4 5 6 7 8 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-42871@lists.php.net to get a copy of this message | ||
On Wed, Jan 28, 2009 at 6:39 PM, Dan <dan@dancryer.com> wrote:
>>
>> You're assumption is wrong then, NULL isn't treated as not passing a
>> value. The reason it worked with substr was by pure chance.
>>
>
> Out of interest, is there a reason that that is the case? Surely passing
> null would be best treated as the same as passing nothing?
NULL is a value. There is no way to tell that when you pass NULL, you
actually intended to pass nothing and use the default value.
Paul
--
Paul Biggar
paul.biggar@gmail.com