On Fri, Mar 11, 2011 at 12:12 AM, Luke Smith <[email protected]> wrote:
> The consistent behavior across all browsers of Date when passed a time made
> invalid by a DST jump is to roll the time *back* by an hour.
> // On a system with Pacific TZ
> new Date(2011, 2, 13, 2, 0, 0, 0);
> Sun Mar 13 2011 01:00:00 GMT-0800 (PST)
>
> Mainly out of curiosity, is there a thread or a simple explanation of why
> back instead of forward? Am I incorrect in assuming most systems push the
> time forward?
>
Yeah. Try comparing output for both ;)
var date = new Date('2011-03-27')
log(date.toString());
// Sun Mar 27 2011 01:00:00 GMT+0100
date.setHours(2);
log(date.toString())
// Sun Mar 27 2011 01:00:00 GMT+0100
If you want to be sure to be timezone "free"*, use the UTC family
(.setUTCHours, getUTCHours, etc).
- peter
(* You'll never be timezone free, but at least you won't be bothered with
this hitch)
>
> Thanks,
> L
>
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>
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