Ruby 时间 utc函数
Time#utc() : utc()是一个时间类的方法,它返回时间到UTC(格林尼治标准时间)的转换,修改了接收器。
语法。Time.utc()
参数。时间值
返回:将时间转换为UTC(格林尼治标准时间),修改接收器。
例子 #1 :
# Ruby code for Time.utc() 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"
# utc form
puts "Time a utc form : #{a.utc}\n\n"
puts "Time b utc form : #{b.utc}\n\n"
puts "Time c utc form : #{c.utc}\n\n"
输出:
Time a : 2019-01-01 00:00:00 +0000
Time b : 2019-10-01 00:00:00 +0000
Time c : 2019-12-31 00:00:00 +0000
Time a utc form : 2019-01-01 00:00:00 UTC
Time b utc form : 2019-10-01 00:00:00 UTC
Time c utc form : 2019-12-31 00:00:00 UTC
例子 #2 :
# Ruby code for Time.utc() 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"
# utc form
puts "Time a utc form : #{a.utc}\n\n"
puts "Time b utc form : #{b.utc}\n\n"
puts "Time c utc form : #{c.utc}\n\n"
输出:
Time a : 2019-08-27 09:21:54 +0000
Time b : 1000-10-10 00:00:00 +0000
Time c : 2020-12-01 00:00:00 +0000
Time a utc form : 2019-08-27 09:21:54 UTC
Time b utc form : 1000-10-10 00:00:00 UTC
Time c utc form : 2020-12-01 00:00:00 UTC