RubyHitSquad: January 2009 Archives

>> require 'time'
=> true
>> t0 = Time.parse "January 22, 2009 12:05:56 PM"
=> Thu Jan 22 12:05:56 -0800 2009
>> t1 = Time.parse "January 30, 2009 5:30:48 PM"
=> Fri Jan 30 17:30:48 -0800 2009
>> t = (t1 - t0).to_i
=> 710692
>> u = []
=> []
>> [86400, 3600, 60, 1].inject(t) { |t, n| m = t / n; u << m if m != 0; t % n }
=> 0
>> puts u.map {|t| '%02d' % t }.join(":").sub(/^0/, '')
8:05:24:52

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