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Date: Tue, 04 Nov 2025 15:03:29 +0100
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Subject: Re: [PHP-DEV] [RFC][Discussion] use construct (Block Scoping)
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From: rob@bottled.codes ("Rob Landers")

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On Tue, Nov 4, 2025, at 14:59, Rob Landers wrote:
> On Mon, Nov 3, 2025, at 22:46, Seifeddine Gmati wrote:
>> Hello internals,
>>=20
>> Tim and I would like to open the discussion on our new RFC that we've=
 been working on: "use construct (Block Scoping)".
>>=20
>> We wanted to raise a few initial points:
>>=20
>>  =E2=80=A2 The RFC proposes the ``use`` keyword. What are your though=
ts on a new ``using`` keyword instead, similar to C# or Hack?
>>=20
>>  =E2=80=A2 How do you feel about the questions raised in the "Open Is=
sues" section?
>>=20
>>  =E2=80=A2 What are your general thoughts on the RFC?
>>=20
>> Please find the following resources for your reference:
>>=20
>>  =E2=80=A2 RFC: https://wiki.php.net/rfc/optin_block_scoping
>>=20
>>  =E2=80=A2 POC: https://github.com/php/php-src/compare/master...TimWo=
lla:php-src:block-scope
>>=20
>> Thanks,
>>=20
>> Seifeddine Gmati.
>>=20
>=20
> Hello,
>=20
> One thing that isn't clear with this RFC is what happens to things red=
efined in the scope?
>=20
> $a =3D 10;
>=20
> use ($a =3D 5) {
>   var_dump($a);
> }
>=20
> var_dump($a); // unset or 10?
>=20
> =E2=80=94 Rob

lol, I just saw "open issues" ... so, never mind. I like option B.

=E2=80=94 Rob
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<!DOCTYPE html><html><head><title></title></head><body><div><br></div><d=
iv><br></div><div>On Tue, Nov 4, 2025, at 14:59, Rob Landers wrote:</div=
><blockquote type=3D"cite" id=3D"qt" style=3D""><div>On Mon, Nov 3, 2025=
, at 22:46, Seifeddine Gmati wrote:</div><blockquote type=3D"cite" id=3D=
"qt-qt" style=3D""><div dir=3D"ltr"><div dir=3D"ltr"><p><span class=3D"f=
ont" style=3D"font-family:arial, sans-serif;">Hello internals,</span></p=
><p><span class=3D"font" style=3D"font-family:arial, sans-serif;">Tim an=
d I would like to open the discussion on our new RFC that we've been wor=
king on: "use construct (Block Scoping)".</span></p><p><span class=3D"fo=
nt" style=3D"font-family:arial, sans-serif;">We wanted to raise a few in=
itial points:</span></p><ul><li><p><span class=3D"font" style=3D"font-fa=
mily:arial, sans-serif;">The RFC proposes the&nbsp;<code>`use</code>` ke=
yword. What are your thoughts on a new `<code>using</code>` keyword inst=
ead, similar to C# or Hack?</span></p></li><li><p><span class=3D"font" s=
tyle=3D"font-family:arial, sans-serif;">How do you feel about the questi=
ons raised in the "Open Issues" section?</span></p></li><li><p><span cla=
ss=3D"font" style=3D"font-family:arial, sans-serif;">What are your gener=
al thoughts on the RFC?</span></p></li></ul><p><span class=3D"font" styl=
e=3D"font-family:arial, sans-serif;">Please find the following resources=
 for your reference:</span></p><ul><li><p><span class=3D"font" style=3D"=
font-family:arial, sans-serif;">RFC: <a href=3D"https://wiki.php.net/rfc=
/optin_block_scoping" target=3D"_blank">https://wiki.php.net/rfc/optin_b=
lock_scoping</a></span></p></li><li><p><span class=3D"font" style=3D"fon=
t-family:arial, sans-serif;">POC: <a href=3D"https://github.com/php/php-=
src/compare/master...TimWolla:php-src:block-scope" target=3D"_blank">htt=
ps://github.com/php/php-src/compare/master...TimWolla:php-src:block-scop=
e</a></span></p></li></ul><p><span class=3D"font" style=3D"font-family:a=
rial, sans-serif;">Thanks,</span></p><p><span class=3D"font" style=3D"fo=
nt-family:arial, sans-serif;">Seifeddine Gmati.</span></p></div></div></=
blockquote><div><br></div><div>Hello,</div><div><br></div><div>One thing=
 that isn't clear with this RFC is what happens to things redefined in t=
he scope?</div><div><br></div><div>$a =3D 10;</div><div><br></div><div>u=
se ($a =3D 5) {</div><div>&nbsp; var_dump($a);</div><div>}</div><div><br=
></div><div>var_dump($a); // unset or 10?</div><div><br></div><div id=3D=
"qt-sig121229152">=E2=80=94 Rob</div></blockquote><div><br></div><div>lo=
l, I just saw "open issues" ... so, never mind. I like option B.</div><d=
iv><br></div><div id=3D"sig121229152">=E2=80=94 Rob</div></body></html>
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