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Date: Wed, 30 Jul 2025 08:30:49 +0100
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Subject: =?US-ASCII?Q?Re=3A_=5BPHP-DEV=5D_=5BRFC=5D_Add?=
 =?US-ASCII?Q?_=22is=5Frepresentable=5Fas=5Ffl?=
 =?US-ASCII?Q?oat=28=29=22_and_=22is=5Frepresent?=
 =?US-ASCII?Q?able=5Fas=5Fint=28=29=22_functions?=
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From: imsop.php@rwec.co.uk ("Rowan Tommins [IMSoP]")

On 30 July 2025 07:54:11 BST, Alexandre Daubois <alex=2Edaubois+php@gmail=
=2Ecom> wrote:
>>> The value is a float that is not NaN or infinity
>>
>> It feels a bit odd to have a value where is_float($v) would be true, bu=
t is_representable_as_float($v) would be false=2E I'd be interested to unde=
rstand the thinking behind this case=2E
>
>As the strings =E2=80=9CINF=E2=80=9D and =E2=80=9CNAN=E2=80=9D can't be c=
ast as floats directly, I
>think it's safer to return false on these extreme values=2E See
>https://3v4l=2Eorg/TabMK#vnull for the cast example=2E


The sentence I quoted isn't talking about string inputs, it's talking abou=
t values that are already floats=2E  The fact that you can't create one fro=
m a string cast doesn't seem relevant, if you have in fact created one some=
 other way=2E

https://3v4l=2Eorg/efucd


Rowan Tommins
[IMSoP]