红宝石 |日期时间 to_time()函数
DateTime#to_time() : to_time()是一个 DateTime 类方法,它返回表示 DateTime 对象自身的时间对象。
Syntax: DateTime.to_time()
Parameter: DateTime values
Return: duplicate DateTime object self and resets its to_time.
示例 #1:
# Ruby code for DateTime.to_time() 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))
# to_time method
puts "DateTime to_time form : #{date_a.to_time}\n\n"
puts "DateTime to_time form : #{date_b.to_time}\n\n"
puts "DateTime to_time form : #{date_c.to_time}\n\n"
输出 :
DateTime to_time form : 2019-08-10 06:10:09 +0200
DateTime to_time form : 2019-08-10 14:00:00 +0200
DateTime to_time form : 2019-08-10 02:10:09 +0200
示例 #2:
# Ruby code for DateTime.to_time() 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')
# to_time method
puts "DateTime to_time form : #{date_a.to_time}\n\n"
puts "DateTime to_time form : #{date_b.to_time}\n\n"
puts "DateTime to_time form : #{date_c.to_time}\n\n"
输出 :
DateTime to_time form : 2019-08-10 07:00:00 +0200
DateTime to_time form : 2018-08-10 01:40:06 +0200
DateTime to_time form : 2019-08-10 03:10:09 +0200