> I have to do a work in php, but I would like to write functional code as
> much as possible.

> Anyone knows libraries/references where I can look for?

> > I have to do a work in php, but I would like to write functional code as
> > much as possible.

> Why? It doesn't make any sense.

> And what is 'functional code'? Some people think that it is about
> high-order functions, while others -- lack of side effects, immutable data.

> It doesn't make any sense to write functional code if you don't know
> what it is and why you need it.

> > Anyone knows libraries/references where I can look for?

> http://php.net/manual/en/functions.anonymous.php

>products[$product] :

}

On Fri, 10 Feb 2012 10:59:47 -0800, namekuseijin wrote:
> On Feb 10, 4:44 pm, Alex Mizrahi <alex.mizr...@gmail.com> wrote:
>> > I have to do a work in php, but I would like to write functional code
>> > as much as possible.

>> Why? It doesn't make any sense.

>> And what is 'functional code'? Some people think that it is about
>> high-order functions, while others -- lack of side effects, immutable
>> data.

>> It doesn't make any sense to write functional code if you don't know
>> what it is and why you need it.

> moreover, it doesn't make any sense to write in PHP specifically. It's a
> dog of a language and barely holds together for ugly imperative
> programming, let alone other paradigms...

>> > Anyone knows libraries/references where I can look for?

>> http://php.net/manual/en/functions.anonymous.php

> just look at that!

> class Cart
> {
>     const PRICE_BUTTER  = 1.00;
>     const PRICE_MILK    = 3.00;
>     const PRICE_EGGS    = 6.95;

>     protected $products = array();

>     public function add($product, $quantity) {
>         $this->products[$product] = $quantity;
>     }

>     public function getQuantity($product) {
>         return isset($this->products[$product]) ? $this-
>>products[$product] :
>                FALSE;
>     }

>     public function getTotal($tax)
>     {
>         $total = 0.00;

>         $callback =
>             function ($quantity, $product) use ($tax, &$total) {
>                 $pricePerItem = constant(__CLASS__ . "::PRICE_" .
>                     strtoupper($product));
>                 $total += ($pricePerItem * $quantity) * ($tax + 1.0);
>             };

>         array_walk($this->products, $callback); return round($total, 2);
>     }
> }

> it looks like the bastard son after some orgy full of perls, javas,
> pythons and C... functional programming into that mix won't matter at
> all...

zermelo <zerm...@invalid.spam> writes:
> I don't like php, but my boss wants it. So I was guessing whether someone
> here had a remedy to alleviate the pain.

On Fri, 10 Feb 2012 21:41:25 +0100, Pascal J. Bourguignon wrote:
> zermelo <zerm...@invalid.spam> writes:

>> I don't like php, but my boss wants it. So I was guessing whether
>> someone here had a remedy to alleviate the pain.

> PHP 5 even has closures, IIRC.  So you can start to apply Greenspun
> Tenth Law right now.

> On Fri, 10 Feb 2012 10:59:47 -0800, namekuseijin wrote:

> > On Feb 10, 4:44 pm, Alex Mizrahi <alex.mizr...@gmail.com> wrote:
> >> > I have to do a work in php, but I would like to write functional code
> >> > as much as possible.

> >> Why? It doesn't make any sense.

> >> And what is 'functional code'? Some people think that it is about
> >> high-order functions, while others -- lack of side effects, immutable
> >> data.

> >> It doesn't make any sense to write functional code if you don't know
> >> what it is and why you need it.

> For functional code, I mean closures, map, filter, reduce and similar
> Lisp-like functions. I have searched the official documentation, but I
> don't see them. Maybe there exists some external library...any help?

On Fri, 10 Feb 2012 18:20:43 -0500, Barry Margolin wrote:
> In article <jh3v8h$at...@dont-email.me>, zermelo <zerm...@invalid.spam>
> wrote:

>> On Fri, 10 Feb 2012 10:59:47 -0800, namekuseijin wrote:

>> > On Feb 10, 4:44 pm, Alex Mizrahi <alex.mizr...@gmail.com> wrote:
>> >> > I have to do a work in php, but I would like to write functional
>> >> > code as much as possible.

>> >> Why? It doesn't make any sense.

>> >> And what is 'functional code'? Some people think that it is about
>> >> high-order functions, while others -- lack of side effects,
>> >> immutable data.

>> >> It doesn't make any sense to write functional code if you don't know
>> >> what it is and why you need it.

>> For functional code, I mean closures, map, filter, reduce and similar
>> Lisp-like functions. I have searched the official documentation, but I
>> don't see them. Maybe there exists some external library...any help?

> PHP has all of those things.

> lambda = create_function
> mapcar = array_map
> filter = array_filter
> reduce = array_reduce
> funcall = Assign funcname to variable, then $variable(<args>)

> On Fri, 10 Feb 2012 10:59:47 -0800, namekuseijin wrote:

>> On Feb 10, 4:44 pm, Alex Mizrahi <alex.mizr...@gmail.com> wrote:
>>>> I have to do a work in php, but I would like to write functional code
>>>> as much as possible.

>>> Why? It doesn't make any sense.

>>> And what is 'functional code'? Some people think that it is about
>>> high-order functions, while others -- lack of side effects, immutable
>>> data.

>>> It doesn't make any sense to write functional code if you don't know
>>> what it is and why you need it.

> For functional code, I mean closures, map, filter, reduce and similar
> Lisp-like functions. I have searched the official documentation, but I
> don't see them. Maybe there exists some external library...any help?

>> moreover, it doesn't make any sense to write in PHP specifically. It's a
>> dog of a language and barely holds together for ugly imperative
>> programming, let alone other paradigms...

>>>> Anyone knows libraries/references where I can look for?

>>> http://php.net/manual/en/functions.anonymous.php

>> just look at that!

>> class Cart
>> {
>>     const PRICE_BUTTER  = 1.00;
>>     const PRICE_MILK    = 3.00;
>>     const PRICE_EGGS    = 6.95;

>>     protected $products = array();

>>     public function add($product, $quantity) {
>>         $this->products[$product] = $quantity;
>>     }

>>     public function getQuantity($product) {
>>         return isset($this->products[$product]) ? $this-
>>> products[$product] :
>>                FALSE;
>>     }

>>     public function getTotal($tax)
>>     {
>>         $total = 0.00;

>>         $callback =
>>             function ($quantity, $product) use ($tax, &$total) {
>>                 $pricePerItem = constant(__CLASS__ . "::PRICE_" .
>>                     strtoupper($product));
>>                 $total += ($pricePerItem * $quantity) * ($tax + 1.0);
>>             };

>>         array_walk($this->products, $callback); return round($total, 2);
>>     }
>> }

>> it looks like the bastard son after some orgy full of perls, javas,
>> pythons and C... functional programming into that mix won't matter at
>> all...

> I don't like php, but my boss wants it. So I was guessing whether someone
> here had a remedy to alleviate the pain.