Ruby 时间 hour函数
Time#hour() 是一个Time类方法,它可以返回一天中从0到23的时间的小时。
语法: Time.hour()
参数: 时间值
返回: 一天中从0到23的时间的小时。
例子 #1 :
# Ruby code for Time.hour() method
# 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"
# hour form
puts "Time a hour form : #{a.hour}\n\n"
puts "Time b hour form : #{b.hour}\n\n"
puts "Time c hour form : #{c.hour}\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 hour form : 0
Time b hour form : 0
Time c hour form : 0
例子 #2 :
# Ruby code for Time.hour() method
# declaring time
a = Time.new
# 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"
# hour form
puts "Time a hour form : #{a.hour}\n\n"
puts "Time b hour form : #{b.hour}\n\n"
puts "Time c hour form : #{c.hour}\n\n"
输出:
Time a : 2019-08-27 03:38:41 +0200
Time b : 1000-10-10 00:00:00 +0053
Time c : 2020-12-01 00:00:00 +0100
Time a hour form : 3
Time b hour form : 0
Time c hour form : 0