红宝石 |时间小时函数

Time#hour()是一个 Time 类方法，它返回一天中从 0 到 23 的时间。

Syntax: Time.hour()

Parameter: Time values

Return: the hour of the day form 0 to 23 for the time.

示例 #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

示例 #2：

# Ruby code for Time.hour() method
  
# 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"
  
  
# 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