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Date: Sun, 12 Mar 2017 19:33:47 +0900
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To: Michael Vostrikov <michael.vostrikov@gmail.com>
Cc: PHP Internals <internals@lists.php.net>
Content-Type: multipart/alternative; boundary=94eb2c12567ca3af15054a8623c3
Subject: Re: [PHP-DEV] Type variants
From: yohgaki@ohgaki.net (Yasuo Ohgaki)

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Hi Michael,

On Sat, Mar 11, 2017 at 3:36 PM, Michael Vostrikov <
michael.vostrikov@gmail.com> wrote:

>
> class Square variant of Rectangle
> {
>     public function __match()
>     {
>         if ($this->width != $this->height) {
>             return ['width' => 'Width and height have to be the same'];
>         }
>
>         return true;
>     }
> }
>

DbC allows this kind of validation at development time.
I suppose you would like to check requirement at runtime always.
It would be nice to have feature, but I think

 something like __requrie()

is better name for the method.
IMO, C# like getter/setter is better though.

http://stackoverflow.com/questions/11159438/looking-for-a-short-simple-example-of-getters-setters-in-c-sharp

Regards,

--
Yasuo Ohgaki
yohgaki@ohgaki.net

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