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Date: Sat, 28 Apr 2012 20:11:48 +0200
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Subject: Re: [PHP-DEV] Function boolval()
From: krebs.seb@googlemail.com (Sebastian Krebs)

Am 28.04.2012 06:27, schrieb Kalle Sommer Nielsen:
> Hi
>
> 2012/4/27 Jille Timmermans<jille@quis.cx>:
>> Hi,
>>
>> I suggest we add a function boolval(). It simply converts the given argument
>> to a boolean, like strval(), intval() and floatval(). I already have an
>> implementation ready[1].
>>
>> Why?
>> * It is missing in the current list of *val()-functions and people expect it
>> to exist. I'd say it is an inconsistency.
>> * It can be used as a callback, which is why a bool-cast does not suffice.
>
> Does it really matter nowadays when we got closures anyway:
>
> $bools = array_map(range('a', 'z'), function($a){ return((boolean) $a); });
>

$bools = array_map(function($a){ return((boolean) $a); }, range('a', 'z'));
$bools = array_map('boolval', range('a', 'z'));

Second one seems more readable to me...