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Ruby | DateTime strftime() function

  • Last Updated : 09 Jan, 2020

DateTime#strftime() : strftime() is a DateTime class method which returns Formats date to the directives in the given format string.

Syntax: DateTime.strftime()

Parameter: DateTime values

Return: ate according to the directives in the given format string.

Example #1 :




# Ruby code for DateTime.strftime() method
  
# loading library
require 'date'
  
# declaring DateTime value
date_a = DateTime.new(2019, 8, 10, 4, 10, 9)
  
# declaring DateTime value
date_b = DateTime.new(2019, 8, 10.5)
  
# declaring DateTime value
date_c = DateTime.new(2019, 8, 10, 4, 10, 9, Rational(4, 24))
  
  
#  strftime method
puts "DateTime strftime form : #{date_a.strftime("Printed on %m/%d/%Y")}\n\n"
  
puts "DateTime strftime form : #{date_b.strftime}\n\n"
  
puts "DateTime strftime form : #{date_c.strftime("at %I:%M%p")}\n\n"

Output :

DateTime strftime form : Printed on 08/10/2019

DateTime strftime form : 2019-08-10T12:00:00+00:00

DateTime strftime form : at 04:10AM

Example #2 :




# Ruby code for DateTime.strftime() method
  
# loading library
require 'date'
  
# declaring DateTime value
date_a = DateTime.new(2019, 8, 10, 5)
  
# declaring DateTime value
date_b = DateTime.parse('10 Aug 2018 04:10:06+04:30')
  
# declaring DateTime value
date_c = DateTime.new(2019, 8, 10, 4, 10, 9, '+03:00')
  
  
#  strftime method
puts "DateTime strftime form : #{date_a.strftime("Printed on %m/%d/%Y")}\n\n"
  
puts "DateTime strftime form : #{date_b.strftime}\n\n"
  
puts "DateTime strftime form : #{date_c.strftime("at %I:%M%p")}\n\n"

Output :

DateTime strftime form : Printed on 08/10/2019

DateTime strftime form : 2018-08-10T04:10:06+04:30

DateTime strftime form : at 04:10AM


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