Ruby DateTime second()函数
DateTime#second()是DateTime类的一个方法,用于返回DateTime对象的第二个值。
语法。DateTime.second()
参数。DateTime值
返回:DateTime 对象的第二个值。
例子 #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
例子 #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