Add week to Date and Time : DateTime « Date « Ruby

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Ruby » Date » DateTime   Add week to Date and Time require 'date' module Week   def week     (yday + 7 - wday) / 7   end end class Date   include Week end class Time   include Week end saturday = DateTime.new(2005, 1, 1) saturday.week                                    # => 0 (saturday+1).week                                # => 1   #Sunday, January 2 (saturday-1).week                                # => 52  #Friday, December 31   Related examples in the same category 1.  Create DateTime object with new method 2.  Time zero for the date library: 3.  The current date and time: 4.  DateTime offset 5.  Compare Time and DateTime 6.  DateTime.civil 7.  require 'date' 8.  DateTime.parse 9.  DateTime.strptime with format '%m-%d-%Y %H:%M:%S %Z' 10.  DateTime.strptime with format '%m-%d-%Y %I:%M:%S %p' 11.  Try different formats 12.  Offset a date 13.  Local offset 14.  Convert local (Eastern) time to Pacific time 15.  Converting Between Time and DateTime Objects

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