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Date: Sat, 14 Feb 2015 01:09:21 +0700
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To: Andrea Faulds <ajf@ajf.me>
Cc: Nikita Popov <nikita.ppv@gmail.com>, PHP internals <internals@lists.php.net>, marcio3w@gmail.com
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Subject: Re: [PHP-DEV][RFC][VOTE] Group Use Declarations
From: pierre.php@gmail.com (Pierre Joye)

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On Feb 13, 2015 8:41 AM, "Andrea Faulds" <ajf@ajf.me> wrote:
>
> Hey,
>
> > On 13 Feb 2015, at 16:24, Nikita Popov <nikita.ppv@gmail.com> wrote:
> >
> > I'm in favor of this RFC. Honestly I don't really understand the
negativity
> > it is getting around here.
> >
> > The ability to import multiple items from one namespace is a
> > well-established feature you'll find in many languages employing some
kind
> > of namespacing. I don't think the availability of what I lovingly call
"IDE
> > vomit" is a good reason to decline a feature - a programming language
> > should be able stand on its own and not require IDE assistance for
> > reasonable use.
> >
> > The syntax seems pretty obvious as well - but maybe I just had too much
> > exposure to Rust, which makes extensive use of the same syntax.
>
> My thoughts echo Nikita=E2=80=99s.
>
> I think this feature would be especially important if PHP gets function
autoloading (which it may yet gain in PHP 7 - a certain someone has been
working on it). Currently, sets of independent functions have to be
implemented as static classes. But with function autoloading, they=E2=80=99=
d have
to be imported independently, and that would lead to way too many use
statements.
>
> This feature is familiar to people who have used other languages, as
Nikita mentioned. In Python, I might do this:
>
>     from somelibrary.math import sin, cos, tan, degrees, radians
>
> Simple, uncumbersome, readable.
>
> The equivalent in PHP is this:
>
>     use function SomeLibrary\Math\sin;
>     use function SomeLibrary\Math\cos;
>     use function SomeLibrary\Math\tan;
>     use function SomeLibrary\Math\degrees;
>     use function SomeLibrary\Math\radius;
>
> Ouch. Not fun to type, not fun to read, takes up way more space than it
should. This is just a modest five functions, too - in many cases you=E2=80=
=99d be
importing more.
>
> But with Marcio=E2=80=99s proposal, we could instead write this:
>
>     use function SomeLibrary\Math\{sin, cos, tan, degrees, radius};
>
> Much better, no? I know which one I=E2=80=99d rather read and write.
>
> It=E2=80=99d be a real shame if this doesn=E2=80=99t pass.

Fully agree here, with every said by Nikita and Andrea.

I feel again a gap between ppl using php, writing a lot of this code and
us. This is worrisome.

Cheers,
Pierre

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