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Subject: Re: [PHP-DEV] [RFC] Display Function Arguments in Errors
In-Reply-To: <26265d7b-6306-72f2-1a0f-a447576018e5@php.net>
Date: Tue, 31 Mar 2026 10:57:08 -0300
Cc: PHP internals <internals@lists.php.net>
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 <26265d7b-6306-72f2-1a0f-a447576018e5@php.net>
To: Derick Rethans <derick@php.net>
From: calvin@cmpct.info (Calvin Buckley)

On Mar 31, 2026, at 6:53=E2=80=AFAM, Derick Rethans <derick@php.net> =
wrote:
>=20
> On Wed, 11 Mar 2026, Calvin Buckley wrote:
>=20
>> Based on the feedback I had from my proposal for function arguments =
in=20
>> errors last week, I'd like to introduce an RFC for it. Please let me=20=

>> know what you think and please raise any possible issues.
>>=20
>> https://wiki.php.net/rfc/display_error_function_args
>=20
> | Add a error_ignore_args, which potentially defaults to =E2=80=9C0=E2=80=
=9D. This is=20
> | made an INI option, as some users may want to disable the feature by=20=

> | enabling this option, at least for production (e.g. risks of =
untagged=20
> | PII in logs, size of logs, format compatibility with older versions =
of=20
> | PHP).=20
>=20
> I'm generally not in favour of new ini settings. I also don't think =
this=20
> is going to help a lot, as many people will likely not change the=20
> default.
>=20
> But, I am especially not keen on "negative names". Names that include=20=

> "ignore" or "disable" for example. If you must have an ini setting, it=20=

> ought to be something like "include_error_args" (defaulting to "0", I=20=

> suspect).
>=20
> The confusion in=20
> https://github.com/php/php-src/pull/12276#pullrequestreview-4035216287=20=

> also explains why I feel this.
>=20
> cheers,
> Derick
>=20
> --=20
> https://derickrethans.nl | https://xdebug.org | https://dram.io
>=20
> Author of Xdebug. Like it? Consider supporting me: =
https://xdebug.org/support
>=20
> mastodon: @derickr@phpc.social @xdebug@phpc.social

Tim, would this name be OK? I also have a preference towards a =
non-inverted name (it was more overhead to keep track of it), but I do =
see wanting it consistent.=