Tag: Rails/日付と時刻
irb(main):003:0> p Time.now.class Time => Time irb(main):004:0> p Time.current.class ActiveSupport::TimeWithZone => ActiveSupport::TimeWithZone
irb(main):005:0> t1 = Time.local(2017, 5, 1) => 2017-05-01 00:00:00 +0900 irb(main):006:0> t2 = Time.local(2017, 5, 2) => 2017-05-02 00:00:00 +0900 irb(main):007:0> diff = t2 - t1 => 86400.0 irb(main):008:0> p diff.class Float => Float