Re: Warn when declaring required parameter after optional one
| From: | Guilliam Xavier | Date: | Wed, 05 Feb 2020 12:15:56 +0000 |
| Subject: | Re: Warn when declaring required parameter after optional one | ||
| References: | 1 2 3 | Groups: | php.internals |
| Request: | Send a blank email to internals+get-108405@lists.php.net to get a copy of this message | ||
Hi,
On Wednesday, February 5, 2020, Nikita Popov <nikita.ppv@gmail.com> wrote:
>
>
> I like this idea and have updated the pull request to ignore the "Type
> $param = null" case, so the deprecation should now just catch the
> "definitely" incorrect signatures.
>
> So to summarize the current state:
>
> function test($foo = "bar", $baz) {}
> // Deprecated: Required parameter $baz follows optional parameter $foo
>
> function test(Abc $foo = null, $baz) {}
> // No warnings, works fine!
>
> With that adjustment made, are there any further concerns about this
> change?
Can you please just clarify which of the following will emit a deprecation?
function f1($a = null, $b) {}
function f2(A $a = null, $b) {}
function f3(?A $a = null, $b) {}
(I think f1 will, f2 won't, but f3?)
Thanks
>
> Regards,
> Nikita
>
--
Guilliam Xavier