Chirayu Chiripal a écrit :

> Hi,
>
> On Wed, Sep 24, 2014 at 5:13 PM, Marc Delisle <marc@infomarc.info> wrote:
>
>> Hugues Peccatte a écrit :
>>> 2014-09-23 20:04 GMT+02:00 Marc Delisle <marc@infomarc.info>:
>>>
>>>> Hugues Peccatte a écrit :
>>>>> 2014-09-23 16:23 GMT+02:00 Marc Delisle <marc@infomarc.info>:
>>>>>
>>>>> That's it. Instead of using $pmaString->strlen or strlen, we could
>>>> imagine
>>>>> to use pmaStrlen and this function would call strlen or mb_strlen if
>> mb_*
>>>>> functions exist.
>>>>> Another way could be to overwrite strlen with mb_strlen, but we
>> wouldn't
>>>> be
>>>>> able to use the original strlen if needed. So I think that we should
>>>> define
>>>>> new functions.
>>>> What I don't like is that we would have two different syntaxes to call
>>>> string functions. We would need comments in the calling code to explain
>>>> why we are using a way and not another way.
>>>>
>>>>> I'll try to do a mass replacement and check if the execution time is
>>>> better.
>>>>> Hugues.
>>>> --
>>>> Marc Delisle (phpMyAdmin)
>>>>
>>> If by "two ways", you think about PMA_String and pmaStr* functions, there
>>> should be a misunderstanding. I don't want to keep PMA_String (at least,
>>> not for string functions), I'd like to migrate it into functions. Here, I
>>> kept it not to break anything, just to check performance.
>>> If you think about pmaStr* functions and standard PHP functions, I don't
>>> think this is a real issue, because we use PMA string object almost
>>> everywhere today, so it would be replaced by function calls.
>>>
>>> Hugues.
>> I believe it's a good idea to use just functions, but other developers
>> might think otherwise.
>>
>
> In that case, how will function decide whether to use mb_* function or
> simple one? What if we use static methods?

In the current implementation, the mb_* functions are preferred; so we
would use the same priority, to define functions like PMA_substr().