Posted by gosha bine on 05/31/07 16:48

On 31.05.2007 15:12 Schraalhans Keukenmeester wrote:
> At Thu, 31 May 2007 12:08:11 +0100, Toby A Inkster let h(is|er) monkeys
> type:
>
>> Schraalhans Keukenmeester wrote:
>>
>>> "strcmp('apples','oranges') is -1"
>> Technically, PHP doesn't guarantee this -- just that the return value will
>> be less than 0. It could be -42.
>
> You are completely right Toby. Which makes me wonder why there's such a
> loose definition of the retval, and what is actually stored in it inside
> the func.
>
> Sig fixed anyways.
> ;-)
>

Php uses "memcmp" (in non-unicode mode) which is defined in standard as
returning positive, negative or zero, without details.

http://www.opengroup.org/onlinepubs/000095399/functions/memcmp.html

php function (quite funny one, BTW)

http://lxr.php.net/source/ZendEngine2/zend_operators.c#2505



--
gosha bine

extended php parser ~ http://code.google.com/p/pihipi
blok ~ http://www.tagarga.com/blok

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