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Date: Mon, 30 Nov 2015 23:07:40 +0800
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References: <CAPg3XxK3NU5LK_Z0XcX2Y7=nmq6CCvxbNuupS9tO83ebZeYUOw@mail.gmail.com> <CAPg3XxLApoY5iPzOpetn4HteCTscxopjPMUpPUevkHFG0EVa0Q@mail.gmail.com> <565C3FD7.6000602@heigl.org> <565C61DB.3010704@gmail.com>
To: Rowan Collins <rowan.collins@gmail.com>
Subject: Re: [PHP-DEV] Re: static:: and PHP 7 (from bug #70997)
From: laruence@gmail.com (Xinchen Hui)

Hey=A3=BA

> On Nov 30, 2015, at 22:48, Rowan Collins <rowan.collins@gmail.com> wrote:
>=20
> Andreas Heigl wrote on 30/11/2015 12:23:
>>> Am 30.11.15 um 13:18 schrieb Peter Cowburn:
>>> class A {
>>>>     const TEST =3D false;
>>>>     public function test() {
>>>>         var_dump(static::TEST);
>>>>     }
>>>> }
>>>>=20
>>>> class B extends A {
>>>>     const TEST =3D true;
>>>>=20
>>>>     public function test() {
>>>>         A::test();
>>>>     }
>>>> }
>>>>=20
>>>> $b =3D new B;
>>>> $b->test();
>> You are calling explicitly A::test().
>>=20
>> When you call parent::test() everything works as you'd expect it.
>>=20
>> Have a look at https://3v4l.org/RCrRd
>>=20
>> Apart from that you are calling an instance-method as a static method by
>> using A::test().
>=20
> This appears to be the crucial thing: if you declare the test() method as s=
tatic in both classes, it returns false in all versions: https://3v4l.org/hJ=
oor
>=20
> It's almost like A::test() is now interpreted as a static call, rather tha=
n a "scope resolution" of the instance method, but $this is still available,=
 so it's not quite as simple as that: https://3v4l.org/qbT3j
>=20
dmitry has committed a fix, please have a look

Thanks
> Regards,
> --=20
> Rowan Collins
> [IMSoP]
>=20
>=20
>=20
>=20
> --=20
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