Ruby | Date – function
Date#-() is a Date class method which returns the difference between two dates if the object is date type object.
Syntax: Date.-()
Parameter: Date values
Return: difference between two dates
Example #1 :
# Ruby code for Date.-() method # loading date require 'date' # declaring Date a = Date. new ( 2019 , 1 , 1 ) # declaring Date b = Date.jd( 2452004 ) # declaring Date c = Date.ordinal( 2019 , 12 ) # Date puts "Date a : #{a}\n\n" puts "Date b : #{b}\n\n" puts "Date c : #{c}\n\n\n\n" # - form puts "Date a - form : #{a - Rational(3, 2)}\n\n" puts "Date b - form : #{b - Rational(10, 2)}\n\n" puts "Date c - form : #{c - Rational(10, 4)}\n\n" |
Output :
Date a : 2019-01-01 Date b : 2001-04-04 Date c : 2019-01-12 Date a - form : 2018-12-30 Date b - form : 2001-03-30 Date c - form : 2019-01-09
Example #2 :
# Ruby code for Date.-() method # loading date require 'date' # declaring Date a = Date.parse( '2019-01-01' ) # declaring Date b = Date.strptime( '03-12-2019' , '%d-%m-%Y' ) # declaring Date c = Date.commercial( 2019 , 5 , 6 ) # Date puts "Date a : #{a}\n\n" puts "Date b : #{b}\n\n" puts "Date c : #{c}\n\n\n\n" # - form puts "Date a - form : #{a - Rational(3, 2)}\n\n" puts "Date b - form : #{b - Rational(10, 2)}\n\n" puts "Date c - form : #{c - Rational(10, 4)}\n\n" |
Output :
Date a : 2019-01-01 Date b : 2019-12-03 Date c : 2019-02-02 Date a - form : 2018-12-30 Date b - form : 2019-11-28 Date c - form : 2019-01-30
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