Newsgroups: php.internals
Path: news.php.net
Xref: news.php.net php.internals:120859
Date: Fri, 21 Jul 2023 22:11:21 +0200
To: internals@lists.php.net, Marco Pivetta <ocramius@gmail.com>,
 Jorg Sowa <jorg.sowa@gmail.com>
CC: PHP internals <internals@lists.php.net>
User-Agent: Mail for Android
In-Reply-To: <CADyq6sLGTQWO1fAEq+88_738dLyS_gYNYiCckXJGZrek_sw1kA@mail.gmail.com>
References: <CAPTD5yFf-ue+Hy7O8pS035xoQDYED7Oc1cVVy-cWEHQjVGYjxA@mail.gmail.com> <CADyq6sLGTQWO1fAEq+88_738dLyS_gYNYiCckXJGZrek_sw1kA@mail.gmail.com>
Message-ID: <5988F4B3-C5CE-49D7-A7BD-20C76C48F95D@heigl.org>
MIME-Version: 1.0
Content-Type: text/plain;
 charset=utf-8
Content-Transfer-Encoding: quoted-printable
Autocrypt: addr=andreas@heigl.org; keydata=
 mQINBFzEA7MBEACpvo0AbmZG6lUGMvDUebQcYVjOPrdqtnlb2WoZH9FrJyHyenzejO29VCjuekdh
 u44sUNgEHXxExUekguLDGZOzC9926g2rGDWO3MU1oqRlKURnOWsp/i0d9WM07ihj/lL6smT9YLea
 gtPCJporUiFW8JyIusBWWhlL8hp8ZDvEfmvi06xDXML3wXzH/KWmoew3LgdwCZPkQSIWemUDPZKc
 UL8eeVkhYIJA9VKQnGSx36p5T7Ch/l+iqiPlyY1GUNItX9AQjpr07V0kIjyK+yHn6Aw1uy1xWrLn
 7ATDX8YuMvaz72+c/P2zQReMWoZNfggd2FHOPRUHvHcC9C91PuzJh8e9hvtU/szDrPvvCVpg5aRy
 mN/YPFJBSEqZfDelhD+8A1TJNPqSyzc21Qdd61636ynryawIW+HxFT/UN1eA7V5/fdjeRyNUJd7B
 99Vo5A/lI25bIpg6cPLOLpVPFHEpNlGPQ8pcMRwnjG9GR74PTfH7Dy8Ksq8lpygPljJInZbz0870
 cHlM5XSdIPTXWQFfJi0e2kfaLCEni/Vih+eL0e5F7X3RtaXY0HRFYHX8dY7ojf3sZJjdPVm3AQXY
 1yNkjnRxyJ/4gIwdFwYplU6lRBL92jdDLavPWVK4Dsil/woKmsCpxClWfU/MzmQlhbdH+x8V2SYO
 a4aJWiixx59DxQARAQABtCFBbmRyZWFzIEhlaWdsIDxhbmRyZWFzQGhlaWdsLm9yZz6JAk4EEwEK
 ADgWIQRZ7tBmhrXNAHaUcA2o1UN+znJP5QUCXMQDswIbAwULCQgHAwUVCgkICwUWAgMBAAIeAQIX
 gAAKCRCo1UN+znJP5clsD/4vnmCp5oVIXdNXkK3PNajHR1ddpr2+Ake+bo6TS801MSd638f2Ug/e
 Qmu6j0XuHbgJql9wnoDh0Oq47bPxGTszPbbhD0FL1s6YBDqJKcz2okbmYRutumC52u4h8dGxbVjC
 M9le1rckK54aDjkzL27iGRNfQLw1vg9gdl1yRz866bZ75MItk/7BewJrodQ5zweNcDVOmYsePLpo
 13peB1mzDP/tuBH4CpoeDtAb/+Rc5Qv/J6P7iMDC4fPbFIl5//Ge7blMV98seXOAYMCvDYmLcJFb
 nESBla/8te8lKE2E1PjwnIeMvDfYHn17CYd2UqnmlQbJbN30/Y2eiPT9w7wjrgc+qGRWEU+huGMl
 rDXQmmAtHPADf08QwOWpDVoZ+WFsQEB3f2fsZtfOnxXv8yb+Q16kVcPWaRyvusT5KLT39h2VvZlh
 H8uporNimjs7+Rl8Fs7PP6n2L+OCnI1sSCTixBQT4MDNM6IVxqhy5j8M9ig3vR7czJgVVsDmKCFi
 gOibvIFgxfRH2A7JjyplO034eUw7I3IJdffuBWjZ8SCfwZ3sS67UaPy01UVovSQKikEJBfADEcl4
 X25YsHvHXCksYLoZHb6wvtFzUrjxXwipwzlWtNBR2gTB2lCfeCLcwYcHdN8qcgg+emxDkBHeL/Ml
 w5OLGW86dy6ha3BJDQgdL7kCDQRcxAW4ARAAqP1yIU7DTFTNVyyNqsylliyCCGDf7k3KLpodAHof
 fLGlmI4OvB/379gmYRdAmeyV3FtxKgo1sy5x4hl0zLpmMApub4MYnNbh00urb/e4TTzQPNLyihYL
 P6H2DODLc0FnS8P3O5cxeqqJoW6/cKCm2IMEZ6fKodgvOGh+vjkL+iNbdn1hO6oaCzK0odhIisXq
 IF5Mjais5UYmwVDrI7q014PlCbezRJ66f6oJtZvc4QJDKGnRbOW0ThG9uKme3g4o9R5qzOplG+Dp
 C9j5w85FASdgLeaLafrlAiawE0trQM9Dhjbt4oyT/ePmNXdzbeowuaQCONGXMUlzDKyxQE1yYjWC
 2g/2OraS4F2i0BdZK4Lb3BlZMSfP3yVaylXJhfAn52m/q2zQyMSwMFk/naK9gcA4EaESOOXMhlwe
 2B7LXZPZAVGan39QazGSxhJqfjOsRNsBT1mp+JA9qCIeQdeAilDGAfggZjJSYZCMwZdhrztx71cs
 sApNhKLq0cYw6HGccmoxP38BbgCuXprhSq7nDJrJ8c2TDCXZKCZp6M7AUvTo/XvGIkfsgDA3sceN
 edhukjgkfSUsZxVATxCjoGmyDy2N3kH59JwXYf5q/4ikoPuc4927G71Hrb0RXU21ExZ6rLC+290O
 cnWi90Oj4wjvxXtG5iyl52NgM2PHpm98XP8AEQEAAYkCNgQYAQoAIBYhBFnu0GaGtc0AdpRwDajV
 Q37Ock/lBQJcxAW4AhsMAAoJEKjVQ37Ock/ly/cP/1SSqtqsRsUtSBkmmqMHJ3okcfPGXwU85LWp
 IW6l4Z1hcD/b7k2h3Es0aMBSFc3mueZP+ZkHirk0xLe5NGG9vZcKE/oqotdlf+9xASGlCviU+WT9
 vG50F5JKqqUc3K6OJQ84uYHmpreyjLFg5mKgh8l1NsV3gC56ny79Y37CSTHqA8y5fKpedKptc/rv
 eFTl3/eHZaplfb+kFqMcMNpNsTVgQHlA9mM1FwGZ3KV2witTCERQR5m4OBwGqZqRVHsD37DuD6VB
 CahtSAOq5fXLGZ3PewbwgoWukmTL1xqxCIv2ozXw9JlNqdyMuRdVFzcfciZTM4kL6lM4gOzElqJU
 9mWK/7p0q3JF1Ie5QMBOLavEYYV2dnIy/ubm5P8RhQScnJ/mCqE+YJmfoMBq5bjdFSRaIH6WNkSW
 xfI/FW1EfrxisZbrIMngu7hBQKFbCFCRUN0Gj7RppyGYD9yks+x7GZAMIlxyeT+sKR9wljLuCWjk
 JTjKNDT8UWTr7XwJHQ2/ouI3fmI77iZCZbq9aesobv9NnBO/waAzjYAEx2ahZmM7m1rQlPS636tU
 Z1QVZx/4SzNiMTBsgWLDQ0VtxcEmYe54+r8Y4o0vSrMcDYgBczZe/ASpSJB4AI1lQ3o3s5p3AeYs
 YPBtBsysSAbd0uZ65EDc9xwSRLiMJj+x8jGy2xtu
Subject: Re: [PHP-DEV] Introducing 2 new modes to round function
From: andreas@heigl.org (Andreas Heigl)

On 21 July 2023 21:38:03 CEST, Marco Pivetta <ocramius@gmail=2Ecom> wrote:
> Hey Jorg,
>=20
> What is the reason for using this over these?
>=20
>  * https://www=2Ephp=2Enet/manual/en/function=2Eceil=2Ephp
>  * https://www=2Ephp=2Enet/manual/en/function=2Efloor=2Ephp
>=20
>
Hey Marco

floor and ceil convert a float to the next int=2E

round can also convert to the next decimal-,level=2E

round(16, -1) will round to 20 whereas round(12, -1) will be 10=2E And tue=
re's no way currently to make the first one 10 and the second one 20=2E

Cheers

Andreas
>=20
> On Fri, 21 Jul 2023, 21:26 Jorg Sowa, <jorg=2Esowa@gmail=2Ecom> wrote:
>=20
> > Hello internals!
> >
> > I would like to propose introducing two new modes to the function
> > `round()`: PHP_ROUND_DOWN and PHP_ROUND_UP=2E
> >
> > Those modes are highly requested as you can see by the comments on rou=
nd
> > documentation page=2E First comment mentioning about those modes has 3=
09
> > votes as of today=2E Introducing those 2 modes would be complementing =
to the
> > rounding in this function=2E
> >
> > Round documentation: https://www=2Ephp=2Enet/manual/en/function=2Eroun=
d=2Ephp
> > My implementation: https://github=2Ecom/php/php-src/pull/11741
> >
> > I'm not sure if such minor improvement requires RFC, but as someone ma=
y
> > have some concerns I create this thread to get your feedback=2E
> >
> > Kind regards,
> > Jorg
> >


--
Andreas Heigl