[uf-discuss] Date-time formats in hCalendar
stpeter at jabber.org
Wed Aug 23 19:44:38 PDT 2006
Sorry, I hadn't realized the iCalendar constraint. As you were.
On Wed, Aug 23, 2006 at 09:42:55PM -0500, Brian Suda wrote:
> One of the problems in switching date formats is that you introduce
> incompatibilties between the specifications. iCalendar datetimes have
> certain limitations - i don't think you can represent 40,000 BCE.
> Something that might be possible in other formats.
> If we switched to using RFC3339, how do you map those sort of dates
> BACK to the ics format? you can't - ultimately hCalendar is a mapping
> to iCalendar. We have enough of strugle getting Outlook to work with
> valid iCalendar files as it is - changing the date format would cause
> more interoperablity problems.
> That's my two cents.
> On 8/23/06, Peter Saint-Andre <stpeter at jabber.org> wrote:
> >On Wed, Aug 23, 2006 at 10:15:46PM -0400, Bob Jonkman wrote:
> >> I've noticed that RFC2445 requires the date-time format to have no
> >punctuation, eg.
> >> yyyymmddThhmmss
> >> The hCalendar examples on
> >http://microformats.org/wiki/hcalendar#Example have
> >> punctuation, eg.
> >> yyyy-mm-ddThh:mm:ss
> >> which is more like RFC3339 (and better for both humans and machines,
> >IMHO -- the
> >> timezone descriptors in RFC2445 are awful!)
> >A big +1 to RFC 3339 and ISO 8601!
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