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To: Alex Aulbach <alex.aulbach@gmail.com>
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Subject: Re: [PHP-DEV] Re: Generators in PHP
From: ajf@ajf.me (Andrew Faulds)

On 24/07/12 19:32, Alex Aulbach wrote:
> 2012/7/24 Andrew Faulds <ajf@ajf.me>:
>> But PHP functions usually have side-effects, they aren't strict mathematical
>> functions.
> Ah, you might mean str_tok()? Are there more, do you have a list?
>
> But we're in PHP-programming-context. You write a function in PHP, you
> call it and it will return once called. I see there no exeption.
>
>> So complaining about this is rather pointless.
> I don't complain about the past. I just think now, that if it doesn't
> behave like a function it shouldn't be called function. A function
> which returns as an object and is not completed is not a function.
>
> And if other languages do so, my argument will be the same.
>
> <rising finger with epic mimic, fistulous voice> We need not to make
> the same mistake again! :)
>
All the array_* functions have side effects. Most class methods, which 
are also functions, have side effects. Most of the functions I write 
have side effects. Much of mysql_* has side effects.

PHP is not LISP.

-- 
Andrew Faulds
http://ajf.me/