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Date: Mon, 20 Jan 2014 15:20:00 -0500
Message-ID: <CABDNdAGQ5c9YqgaggNN22cra1gjd4yCiTGzmsZcf90JXUb95pw@mail.gmail.com>
To: Robert Stoll <php@tutteli.ch>
Cc: Nikita Nefedov <inefedor@gmail.com>, "internals@lists.php.net" <internals@lists.php.net>
Content-Type: text/plain; charset=ISO-8859-1
Subject: Re: [PHP-DEV] Introducing "Array Of" RFC
From: pjsturgeon@gmail.com (Philip Sturgeon)

On Mon, Jan 20, 2014 at 2:48 PM, Robert Stoll <php@tutteli.ch> wrote:
>>
>> I would love to get generics as long as typed arrays. And when I say typed
>> arrays I mean array which can hold only the elements of said class (not an
>> interface). It's not just semantics, it's also optimization that can be
>> done when you know that array will hold only elements of the said type.
>> (You know how much memory element will take. It'll make a room for
>> possible optimizations)
>>
>
> Hm.. I did not understand the RFC this way. It says, "allowing an array of that hinted type to be passed as an argument", so I assumed it would work with interfaces as well.
> And what about sub-types?
>
>
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The RFC supports type-hinting against anything that you can currently
type-hint against, just with the addition of [] to say "an array of
them."