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Date: Fri, 15 Feb 2008 15:19:56 +0200
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To: Dmitry Stogov <dmitry@zend.com>
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Subject: Re: [PHP-DEV] [RFC] Conditional INI support
From: jani.taskinen@sci.fi (Jani Taskinen)


Currently UNDEFINED would be just string 'UNDEFINED'.
Doesn't atoi() for non-numeric string make it 0 ??
(or null..:) So that would work without changing anything..

--Jani

Dmitry Stogov kirjoitti:
> I think it will work.
> 
> #ifdef UNDEFINED > 5  (false)
> #ifdef UNDEFINED <= 5 (true)
> 
> (but anyway I think it is possible to find out an unclear condition)
> 
> Dmitry.
> 
> Marcus Boerger wrote:
>> Hello Dmitry,
>>
>>   shouldn't this be like in C/C++ where a non existing value is 
>> treated like
>> an empty string which behaves like false in boolean evaluations?
>>
>> marcus
>>
>> Friday, February 15, 2008, 11:25:42 AM, you wrote:
>>
>>> #if defined(PHP_MAJOR_VERSION) && PHP_MAJOR_VERSION >= 6
>>> extension="unicode.so"
>>> #endif
>>
>>> Here PHP_MAJOR_VERSION is a PHP constant that is not defined in 
>>> php-5.3 but might be defined in the future version.
>>
>>> Dmitry.
>>
>>
>>> Jani Taskinen wrote:
>>>> On Fri, 2008-02-15 at 13:02 +0300, Dmitry Stogov wrote:
>>>>> Jani Taskinen wrote:
>>>>>>> c) We can use just "value" insted of ${value} in conditions.
>>>>>> Yup. ${foobar} is actually not any "variable" per se, but just a
>>>>>> reference to existing ini entry in the file. And I don't think that
>>>>>> needs to change.
>>>>> Oh, I see. Then we can use just "$string" (or "$str.str") for ini 
>>>>> entries and "string" for PHP constants. We can also implement 
>>>>> defined() macro-function, to check if constant defined.
>>>> Why? Don't make php.ini parsing any more complex than it already
>>>> is(n't).
>>>> Any string which can pass as constant will have that constant's (or
>>>> environment variable) value. Why do you need any "variable" in there
>>>> anyway? And why do you need defined() ??? (examples please? :)
>>>>
>>>> --Jani
>>>>
>>
>>
>>
>>
>> Best regards,
>>  Marcus
>>
>