Ruby 整数奇数?示例函数
奇怪的? Ruby 中的函数返回一个布尔值。如果数字是奇数则返回真,否则返回假。
Syntax: number.odd?
Parameter: The function takes the integer which is to be checked for odd or not.
Return Value: The function returns a boolean value which determines if the value is odd or not.
示例 #1:
# Ruby program of integer odd? function
# Initializing the numbers
num1 = 19
num2 = 2
num3 = 28
num4 = 13
# Prints true if number is odd
puts num1.odd?
puts num2.odd?
puts num3.odd?
puts num4.odd?
输出:
true
false
false
true
示例 #2:
# Ruby program of integer odd? function
# Initializing the numbers
num1 = 18
num2 = 200
num3 = 2987
num4 = 13
# Prints true if number is odd
puts num1.odd?
puts num2.odd?
puts num3.odd?
puts num4.odd?
输出:
false
false
true
true