Ruby 时间 friday?函数
Time#friday?() 是一个时间类方法,用于检查时间是否代表星期五。
语法。Time.friday?()
参数。时间值
返回:true – 如果时间代表星期五,否则返回false。
例子 #1 :
# Ruby code for Time.friday?() 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"
# friday? form
puts "Time a friday? form : #{a.friday?}\n\n"
puts "Time b friday? form : #{b.friday?}\n\n"
puts "Time c friday? form : #{c.friday?}\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 friday? form : false
Time b friday? form : false
Time c friday? form : false
例子 #2 :
# Ruby code for Time.friday?() 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"
# friday? form
puts "Time a friday? form : #{a.friday?}\n\n"
puts "Time b friday? form : #{b.friday?}\n\n"
puts "Time c friday? form : #{c.friday?}\n\n"
输出:
Time a : 2019-08-28 04:46:30 +0000
Time b : 1000-10-10 00:00:00 +0000
Time c : 2020-12-01 00:00:00 +0000
Time a friday? form : false
Time b friday? form : true
Time c friday? form : false