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Date: Mon, 23 Oct 2023 17:39:34 +0200
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To: Saki Takamachi <saki@sakiot.com>
Cc: PHP internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] Constructor promoted property and default value
From: pierre-php@processus.org (Pierre)

Le 23/10/2023 à 17:35, Saki Takamachi a écrit :
> Hi, Pierre
>
> You may have overlooked the existence of the magic method `__unserialize()`. Constructor is not the only way to create instances.
>
> When rebuilding a serialized object, you may need the initial values ​​of properties. This can easily happen if you are using rolling updates and using Redis. The constructor is not called if `__unserialize()` is called. In this case, defining the initial value of a property as an argument to a constructor that is never called confuses us.
>
> Regards.
>
> Saki

If I understand your use case properly, you should be confused by 
properties with default values that are not constructor-promoted as well 
? Am I wrong ? In this case, your problem is not with promoted properties ?

Regards,

--

Pierre