[R] POSIX time zone codes

[Gabor Grothendieck]

Each OS would presumably have to document it.  I personally
use Windows and in that case there is some info here:
http://msdn2.microsoft.com/en-us/library/90s5c885.aspx

On 3/7/06, Jason Horn <jason at 109valentine.com> wrote:
> Thank you again Gabor, that did the trick.  Any thoughts on where I
> go go for a reference for these time codes?  Where did you get
> "CDT6CST" from?  Or is this just one of those things that is "common
> knowledge" in UNIX circles.
>
> To the R developers:  I recommend a sentence be added to the manual
> for as.POSIXxx such as "vales for tz are system dependent, examples
> for common systems are....."
>
>
>
>
> Thanks!
>
>
> On Mar 7, 2006, at 9:00 AM, Gabor Grothendieck wrote:
>
> > Only "" and "GMT" are really guaranteed to work on all systems
> > since the time zones are system dependent but try: "CDT6CST"
> > and see if that works on your system.
> >
> >
> > On 3/7/06, Jason Horn <jhorn at bu.edu> wrote:
> >> Whoops,
> >>
> >> [EDIT]
> >>
> >> as.POSIX(x, tz="UTC")  ... works, gives UTC times
> >> as.POSIX(x, tz="EST")  ... works, gives EST times
> >>
> >> as.POSIX(x, tz="CST")  ... does NOT work, gives UTC times
> >>
> >> [/EDIT]
> >>
> >> On Mar 7, 2006, at 8:05 AM, Jason Horn wrote:
> >>
> >>> as.POSIX(x, tz="UTC")  ... works, gives UTC times
> >>> as.POSIX(x, tz="UTC")  ... works, gives EST times
> >>>
> >>> as.POSIX(x, tz="CST")  ... does NOT work, gives UTC times
> >>
> >>
> >>        [[alternative HTML version deleted]]
> >>
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