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Groups > comp.os.linux.misc > #75410

Date formatting.

From "Carlos E.R." <robin_listas@es.invalid>
Newsgroups comp.os.linux.misc
Subject Date formatting.
Date 2025-09-29 19:07 +0200
Message-ID <jvqqqlxnbk.ln2@Telcontar.valinor> (permalink)
References (12 earlier) <68d7f84d$0$12939$426a74cc@news.free.fr> <18692cf2a1c4c4fa$28998$2650548$802601b3@news.usenetexpress.com> <10bb1s4$29c4m$1@dont-email.me> <20250929091131.00000dc4@gmail.com> <FIyCQ.112782$DQYd.18287@fx16.iad>

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On 2025-09-29 18:45, Charlie Gibbs wrote:
> On 2025-09-29, John Ames <commodorejohn@gmail.com> wrote:
> 
>> On Sun, 28 Sep 2025 11:15:32 +0100
>> Nuno Silva <nunojsilva@invalid.invalid> wrote:
>>
>>> although I wonder if it's common for USA date order to use
>>> dashes.
>>
>> US date formats normally use a forward slash and MM/DD/YYYY is the more
>> common ordering (which reflects spoken US English - it's more normal to
>> say "June 5th" than "the fifth of June.") Dashes get used mostly in a
>> computing context where software may be prone to barf on encountering
>> the slash (*nix treating it as a directory separator, Win/DOS as a flag
>> indicator.) Computing also does see YYYY/MM/DD used instead, since that
>> ASCII-sorts automagically, but it's not common in any other context.
> 
> Not for lack of trying.  ISO 8601 is being gently but persistently pushed
> in a lot of places, and I'm proud to say that I'm doing my bit; all report
> programs that I write format dates as yyyy-mm-dd, and so far no user has
> found it sufficiently objectionable to demand a change.
> 
> I can still remember the day in 1967 when I realized that year-month-day
> is the only reasonable date format.  That's probably because I was already
> seeing too much ambiguity with things like 4/5/1967 - is it April 5 or
> May 4?  The answer depends on whether you're in the US or the UK, and
> if you're in Canada all bets are off.  Better to toss the whole thing
> out and replace it with an unambiguous standard, i.e. ISO 8601.
> 
> BTW year-month-day also EBCDIC-sorts, as well as ASCII-sorts. :-)

As soon as I learned of this iso standard I switched to it. But it is 
certainly not mandatory as someone claimed angrily in this thread. No 
manner of mad jumping will make banks switch from the standard they use, 
which is whatever national standard is in the nation they are, which 
here is DD/MM/YYYY.

cer@Telcontar:~> date
2025-09-29T19:04:05 CEST
cer@Telcontar:~>

I don't like the date-time separator, though.



-- 
Cheers, Carlos.
ES🇪🇸, EU🇪🇺;

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