Re: [RFC][Vote] Auto-capture closures
| From: | Hans Henrik Bergan | Date: | Sat, 02 Jul 2022 09:18:15 +0000 |
| Subject: | Re: [RFC][Vote] Auto-capture closures | ||
| References: | 1 2 3 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-118160@lists.php.net to get a copy of this message | ||
>But do any of them auto-capture by value?
in c++ it's optional if you want to capture-by-value or
capture-by-reference, [&]()->void{...}(); captures everything by reference
and [=]()mutable->void{...}(); captures everything by value
> I think that's still explicit
fair assessment
On Sat, 2 Jul 2022 at 05:02, Anton Smirnov <sandfox@sandfox.me> wrote:
> On Fri, 2022-07-01 at 16:11 +0200, Hans Henrik Bergan wrote:
> > > As far as we are aware, only two languages in widespread use
> > > require variables to be explicitly closed over: PHP and C++. All
> > > other major languages capture implicitly, as is proposed here.
>
> But do any of them auto-capture by value?
>
> > to be fair to c++, it supports [&] to capture everything, like
> > int a=1,b=2,c=3;[&]()->void{std::cout << a << b << c;}();
>
> I think that's still explicit
>
> --
> Anton
>