Ruby 时间 to_r函数
Time#to_r() : to_r() 是一个时间类的方法,用于返回时间的有理数,即从纪元开始的秒数。
语法。Time.to_r()
参数。时间值
返回:自纪元以来的时间值为有理数的秒数。
例子 #1 :
# Ruby code for Time.to_r() 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"
# to_r form
puts "Time a to_r form : #{a.to_r}\n\n"
puts "Time b to_r form : #{b.to_r}\n\n"
puts "Time c to_r form : #{c.to_r}\n\n"
输出:
Time a : 2019-01-01 00:00:00 +0100
Time b : 2019-10-01 00:00:00 +0200
Time c : 2019-12-31 00:00:00 +0100
Time a to_r form : 1546297200/1
Time b to_r form : 1569880800/1
Time c to_r form : 1577746800/1
例子 #2 :
# Ruby code for Time.to_r() method
# 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"
# to_r form
puts "Time a to_r form : #{a.to_r}\n\n"
puts "Time b to_r form : #{b.to_r}\n\n"
puts "Time c to_r form : #{c.to_r}\n\n"
输出:
Time a : 2019-08-27 05:36:10 +0200
Time b : 1000-10-10 00:00:00 +0053
Time c : 2020-12-01 00:00:00 +0100
Time a to_r form : 391719242502690717/250000000
Time b to_r form : -30585862408/1
Time c to_r form : 1606777200/1