I forgot about the IANA Time-Zone database. That does seem to be the standard.
I don't see that Unix has anything to do with it. sas On Mon, May 18, 2020 at 1:41 AM Mike Schwab <[email protected]> wrote: > East Bank Palestinians and Israelites use different times for the same > location > Line Islands in Kiribati uses +14 time zone, same time one day earlier > as -10 Hawaii. > And agree the Unix time zone database is a great idea. > > On Mon, May 18, 2020 at 2:58 AM Paul Gilmartin > <[email protected]> wrote: > > > > On Mon, 18 May 2020 01:58:01 +0000, Mike Schwab wrote: > > > > >Yep. You almost need a country code, and for multi zone countries a > > >zone indicator. Especially since a shared time zone might have > > >different DST / ST switch dates in different countries. > > > > > And it's up to the recipient to unwind the process? > > > > That's the reason that SMTP date headers specify simply "+/-hhmm" > > (Which might be +0000 for UTC.) > > > > Do you want to know the physical time the message originated, > > or the solar illumination at that point in spacetime? > > > > Otherwise, the Truth (which z/OS shuns) is: > > https://www.iana.org/time-zones > > > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
