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Date: Tue, 29 Jun 2021 19:37:24 +0200
Message-ID: <CAC5V6gh6bcR919GnqUSRbaZgyTp8Y6hNwkm=7=-ei6bHhDTF8A@mail.gmail.com>
To: =?UTF-8?Q?C=C3=B4me_Chilliet?= <come.chilliet@fusiondirectory.org>
Cc: internals@lists.php.net
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Subject: Re: [PHP-DEV] [Vote] Partial Function Application
From: guilliam.xavier@gmail.com (Guilliam Xavier)

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On Tue, Jun 29, 2021 at 11:04 AM C=C3=B4me Chilliet <
come.chilliet@fusiondirectory.org> wrote:

> Le Thu, 17 Jun 2021 08:30:43 -0500,
> "Larry Garfield" <larry@garfieldtech.com> a =C3=A9crit :
> > > > The ? character was chosen for the placeholder largely because it w=
as
> > > > unambiguous and easy to implement. Prior, similar RFCs (such as the
> > > > original Pipe Operator proposal from several years ago) used the $$
> > > > (lovingly called T_BLING) sigil instead. So far no compelling
> argument
> > > > has been provided for changing the character, so the RFC is stickin=
g
> > > > with ?.
> > >
> > > The main argument for $$ is to be able to have partial methods with
> $$->,
> > > this should be stated in this paragraph.
> >
> > That's not something that was ever brought up in the discussion.
>
> Finally found where I read that, it=E2=80=99s in an other RFC:
>
> https://wiki.php.net/rfc/first_class_callable_syntax#partial_function_app=
lication
>

For the record, Larry replied on this subject:
https://externals.io/message/114770#114785 (second part).

Note that for `$$->foo(/*whatever*/)` the signature couldn't be extracted
(because the class of $$ is unknown).

Regards,

--=20
Guilliam Xavier

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