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To: Tjerk Meesters <tjerk.meesters@gmail.com>
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Subject: Re: [PHP-DEV] [discussion] add array_usearch()
From: rowan.collins@gmail.com (Rowan Collins)

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On 09/02/2014 00:04, Tjerk Meesters wrote:
>
>     Is there a particular reason *not* to pass an extra parameter to
>     callbacks, even if it's unused?
>
>
> Yeah, internal functions don't like extra parameters, e.g.:
>
>   is_numeric('123', 4);
>
>   > Warning: is_numeric() expects exactly 1 parameter, 2 given in php 
> shell code on line 1

Ah, yes, I always forget that internal functions behave rather 
differently from user-defined ones when it comes to parameter passing.

:)

-- 
Rowan Collins
[IMSoP]


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