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Date: Tue, 4 Feb 2020 11:30:48 +0100
Message-ID: <CADyq6sLAVtBxB4EVaC5sDMSKfgThwqPL+WR6pK+nrgdQ0X1NZg@mail.gmail.com>
To: =?UTF-8?Q?Midori_Ko=C3=A7ak?= <mtkocak@gmail.com>
Cc: PHP Internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] What about a magic __toArray() method?
From: ocramius@gmail.com (Marco Pivetta)

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Hey Midori,

This has been discussed in more depth 2 years ago:
https://externals.io/message/98539#98539

In practice, the `(array)` cast is one of the few operations that don't
cause observable side-effects in this programming language: let's please
keep it as such.

Marco Pivetta

http://twitter.com/Ocramius

http://ocramius.github.com/


On Tue, Feb 4, 2020 at 8:15 AM Midori Ko=C3=A7ak <mtkocak@gmail.com> wrote:

> As you know we have __toString method that runs whenever an object is
> typecasted to string or it is directly echoed.
>
> <?php
>
> $class =3D (new class{
>   public function __toString(){
>     echo "casted\n";
>     return "mahmut\n";
>   }
> });
>
> echo $class;
> $casted =3D (string)$class;
>
> /*
> prints:
> casted
> mahmut
> casted
> mahmut
> */
>
>
> As you know toArray() method implemented when an object is converted into
> and array and most of the time when a plain data object is sent to
> front-end.
>
> Having a magic method like __toString called __toArray would be useful to
> detect and act on conversion events.
>
> Roughly it would be like:
>
> <?php
>
> $class =3D (new class{
>   public function __toArray(){
>     echo "casted\n";
>     return
>     [
>       'key'=3D>'value'
>     ];
>   }
> });
>
>
> $casted =3D (array)$class;
> print_r($casted);
>
> /*
> prints:
> Array
> (
>     [key] =3D> value
> )
> mahmut
> */
>
> What would you think? I think it would add value.
>

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