Ruby DateTime second()用法及代码示例

DateTime＃second()是DateTime类方法，该方法返回DateTime对象的第二个值。

用法：DateTime.second()

参数：日期时间值

返回：DateTime对象的第二个值。

示例1:

# Ruby code for DateTime.second() 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)) 
  
  
#  second method 
puts "DateTime second form : #{date_a.second}\n\n"
  
puts "DateTime second form : #{date_b.second}\n\n"
  
puts "DateTime second form : #{date_c.second}\n\n"

输出：

DateTime second form : 9

DateTime second form : 0

DateTime second form : 9

示例2:

# Ruby code for DateTime.second() 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') 
  
  
#  second method 
puts "DateTime second form : #{date_a.second}\n\n"
  
puts "DateTime second form : #{date_b.second}\n\n"
  
puts "DateTime second form : #{date_c.second}\n\n"

输出：

DateTime second form : 0

DateTime second form : 6

DateTime second form : 9

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 | DateTime second() 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。