Re: POSIX TS spec reverses the meaning of TZ offset compared to ISO (was: [POLL] Proposed syntax for timestamps with time zone info

[Samuel Wales]

perhaps some cities are not listed?  what is one supposed to do then?
find a city with equivalent geography and tz policy?


On 2/1/23, Heinz Tuechler <tuechler@gmx.at> wrote:
> tomas@tuxteam.de wrote/hat geschrieben on/am 01.02.2023 14:51:
>> On Wed, Feb 01, 2023 at 01:26:36PM +0000, Ihor Radchenko wrote:
>>> [ adding Org ML back to CC ]
>>>
>>> Christian Moe <mail@christianmoe.com> writes:
>>>
>>>>> Note, however, that because we are conforming to POSIX TZ, @UTC+2 is
>>>>> two
>>>>> hours _behind_ the Greenwich.
>>>>
>>>> Ouch.
>>>
>>> This is probably something we need to discuss further.
>>>
>>> Dear All,
>>>
>>> There is potential confusion coming from the different interpretations
>>> of the time zone offsets used in ISO8601 and POSIX TZ specs:
>>
>> This is unfortunate indeed. I'd tend to pick one and not to allow
>> both, out of fear of counfusion. And if I had to pick one, I'd pick
>> ISO, which I've seen more often in the wild. But this might quite
>> well be some sort of bias.
>>
>> Cheers
>>
> Same for me, I usually see ISO offset. Further, I am used to exchange
> time designations (CET, EST, PDT,...) instead of [continent/city]
> timezone names. My impression is that many of non experts like me don't
> know in which time zone they are living. Is it trivial to find the
> [continent/city] timezone name to a specific place?
> best, Heinz
>
>


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