Ruby Time strftime()用法及代码示例

Time＃strftime()是一个Time类方法，它根据给定格式字符串中的指令返回时间格式。

用法：Time.strftime()

参数：时间值

返回：时间格式根据给定格式字符串中的指令。

示例1:

# Ruby code for Time.strftime() method 
  
# loading library 
require 'time'
  
# declaring time  
a = Time.new(2019) 
  
# declaring time 
b = Time.new(2019, 10) 
  
# declaring time 
c = Time.new(2019, 12, 31) 
  
# Time  
puts "Time a : #{a}\n\n"
puts "Time b : #{b}\n\n"
puts "Time c : #{c}\n\n\n\n"
  
  
# strftime form  
puts "Time a strftime form : #{a.strftime("at %I:%M %p")}\n\n"
puts "Time b strftime form : #{b.strftime("Is published on %m/%d/%Y")}\n\n"
puts "Time c strftime form : #{c.strftime("at %I:%M %p")}\n\n"

输出：

Time a : 2019-01-01 00:00:00 +0000

Time b : 2019-10-01 00:00:00 +0000

Time c : 2019-12-31 00:00:00 +0000



Time a strftime form : at 12:00 AM

Time b strftime form : Is published on 10/01/2019

Time c strftime form : at 12:00 AM

示例2:

# Ruby code for Time.strftime() method 
  
# loading library 
require 'time'
  
# loading library 
require 'time'
  
# declaring time  
a = Time.now 
  
# declaring time 
b = Time.new(1000, 10, 10) 
  
# declaring time 
c = Time.new(2020, 12) 
  
# Time  
puts "Time a : #{a}\n\n"
puts "Time b : #{b}\n\n"
puts "Time c : #{c}\n\n\n\n"
  
  
# strftime form  
puts "Time a strftime form : #{a.strftime("at %I:%M %p")}\n\n"
puts "Time b strftime form : #{b.strftime("Is published on %m/%d/%Y")}\n\n"
puts "Time c strftime form : #{c.strftime("at %I:%M %p")}\n\n"

输出：

Time a : 2019-08-27 12:04:41 +0000

Time b : 1000-10-10 00:00:00 +0000

Time c : 2020-12-01 00:00:00 +0000



Time a strftime form : at 12:04 PM

Time b strftime form : Is published on 10/10/1000

Time c strftime form : at 12:00 AM

相关用法

注：本文由纯净天空筛选整理自mayank5326大神的英文原创作品 Ruby | Time strftime() function。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。