From: ara.t.howard@...
Date: 2006-09-06T07:43:44+09:00
Subject: Re: representing a span of time

On Wed, 6 Sep 2006, Brad Tilley wrote:

> Berger, Daniel wrote:
>>> x = 64299600.0
>>> Brad
>> Are these values seconds since epoch?  If so:
>>
>> irb(main):002:0> Time.at(1157489583.2798 - 64299600.0)
>> => Sun Aug 22 09:53:03 MDT 2004
>
> They are dates in time from Time.mktime(1972, 1, 15, 0, 0, 0) and
> Time.now() represented as floats. Basically, I would like to show the
> difference in a human significant way (years, months, days, etc.)

> They are dates in time from Time.mktime(1972, 1, 15, 0, 0, 0) and
> Time.now() represented as floats. Basically, I would like to show the

harp:~ > cat a.rb
require 'rubygems'
require 'timeunits'

a = Time.mktime(1972, 1, 15, 0, 0, 0).utc
b = Time.now.utc

delta = b - a

puts delta.decades
puts delta.years
puts delta.months
puts delta.days
puts delta.minutes
puts delta.seconds



harp:~ > ruby a.rb
3.76567099435856
37.6567099435856
451.880519323027
12652.6545410448
18219822.5391045
1093189352.34627



-a
-- 
what science finds to be nonexistent, we must accept as nonexistent; but what
science merely does not find is a completely different matter... it is quite
clear that there are many, many mysterious things.
- h.h. the 14th dalai lama