date_time.rb Ruby on Rails 5.1.2 date_time.rb activesupport/lib/active_support/core_ext/date_time.rb on GitHub Last modified: 2017-07-12 08:38:52 -0700 Required Files active_support/core_ext/date_time/acts_like active_support/core_ext/date_time/blank active_support/core_ext/date_time/calculations active_support/core_ext/date_time/compatibility active_support/core_ext/date_time/conversions