Ruby | DateTime ordinal() function Last Updated : 09 Jan, 2020 Summarize Comments Improve Suggest changes Share Like Article Like Report DateTime#ordinal() : ordinal() is a DateTime class method which returns a DateTime object denoting the given ordinal date. Syntax: DateTime.ordinal() Parameter: DateTime values Return: a DateTime object denoting the given ordinal date. Example #1 : Ruby # Ruby code for DateTime.ordinal() method # loading library require 'date' # declaring DateTime value date_a = DateTime.ordinal(2019, 8, 10, 4, 10, 9) # declaring DateTime value date_b = DateTime.ordinal(2019, 8, 10.5) # declaring DateTime value date_c = DateTime.ordinal(2019, 8, 10, 4, 10, 9, Rational(4, 24)) # ordinal method puts "DateTime ordinal form : #{date_a}\n\n" puts "DateTime ordinal form : #{date_b}\n\n" puts "DateTime ordinal form : #{date_c}\n\n" Output : DateTime ordinal form : 2019-01-08T10:04:10+00:00 DateTime ordinal form : 2019-01-08T10:30:00+00:00 DateTime ordinal form : 2019-01-08T10:04:10+00:00 Example #2 : Ruby # Ruby code for DateTime.ordinal() method # loading library require 'date' # declaring DateTime value date_a = DateTime.ordinal(2019, 8, 10, 5) # declaring DateTime value date_b = DateTime.parse('10 Aug 2018 04:10:06+04:30') # ordinal method puts "DateTime ordinal form : #{date_a}\n\n" puts "DateTime ordinal form : #{date_b}\n\n" Output : DateTime ordinal form : 2019-01-08T10:05:00+00:00 DateTime ordinal form : 2018-08-10T04:10:06+04:30 Comment More infoAdvertise with us Next Article Ruby | DateTime now() function M mayank5326 Follow Improve Article Tags : Ruby Ruby-Methods Ruby DateTime-class Similar Reads Ruby | DateTime hour() function DateTime#hour() : hour() is a DateTime class method which returns the hours i.e. from 0 to 23 from the given DateTime object. Syntax: DateTime.hour() Parameter: DateTime values Return: hours i.e. from 0 to 23 from the given DateTime object Example #1 : Ruby # Ruby code for DateTime.hour() method # l 2 min read Ruby | DateTime jd() function DateTime#jd() : jd() is a DateTime class method which returns a DateTime object denoting the given chronological Julian day number. Syntax: DateTime.jd() Parameter: DateTime values Return: DateTime object denoting the given chronological Julian day number. Example #1 : Ruby # Ruby code for DateTime. 1 min read Ruby | DateTime new() function DateTime#new() : new() is a DateTime class method which returns a DateTime object denoting the given calendar date. Syntax: DateTime.new() Parameter: DateTime values Return: a DateTime object denoting the given calendar date. Example #1 : Ruby # Ruby code for DateTime.new() method # loading library 2 min read Ruby | DateTime now() function DateTime#now() : now() is a DateTime class method which returns a DateTime object denoting the given calendar date. Syntax: DateTime.now() Parameter: DateTime values Return: DateTime object denoting the given calendar date. Example #1 : Ruby # Ruby code for DateTime.now() method # loading library re 1 min read Ruby | DateTime minute() function DateTime#minute() : minute() is a DateTime class method which returns the minute value for the given DateTime object. Syntax: DateTime.minute() Parameter: DateTime values Return: the minute value for the given DateTime object. Example #1 : Ruby # Ruby code for DateTime.minute() method # loading libr 2 min read Ruby | DateTime parse() function DateTime#parse() : parse() is a DateTime class method which parses the given representation of date and time, and creates a DateTime object. Syntax: DateTime.parse() Parameter: DateTime values Return: given representation of date and time, and creates a DateTime object. Example #1 : Ruby # Ruby code 1 min read Like