From: Arlen Cuss <ar@...>
Date: 2012-12-10T15:02:33+09:00
Subject: Re: Time.new(2001, 12, 3).to_i returns wrong value

(In other words: the value is correct, and Time.at will provide you with the correct time (note that Time.at(x).to_i == x, whatever your local timezone), so I suggest you just ensure you're putting the right data in, and pay close attention to the pretty-printed Time values' timezones.



On Monday, 10 December 2012 at 5:01 PM, Arlen Cuss wrote:

> Time internally stores the value in UTC, as does #to_i properly return the seconds since the epoch; the issue here is in your construction of it: the default is to use your local timezone.
> 
> I'm in +11, hence:
> 
> > > Time.new(2001, 12, 3)
> => 2001-12-03 00:00:00 +1100
> > > Time.new(2001, 12, 3).to_i
> > 
> 
> 
> 
> => 1007298000
> > > Time.new(2001, 12, 3, 0, 0, 0, 0)
> > 
> 
> 
> 
> => 2001-12-03 00:00:00 +0000
> > > Time.new(2001, 12, 3, 0, 0, 0, 0).to_i
> > 
> 
> 
> 
> => 1007337600
> 
> 
> 
> On Monday, 10 December 2012 at 2:10 AM, Robert Buck wrote:
> 
> > I basically subtracted the timezone offset for Time.new from my C code
> > and that fixed it all regardless of what default timezone is set.
> > 
> > -- 
> > Posted via http://www.ruby-forum.com/.
>