Ruby | Numeric positive? function

The positive?() is an inbuilt method in Ruby returns a boolean value. It returns true if the number is a positive one, else it returns false.  

Syntax: num.positive?()
Parameters: The function needs a number which is to be checked for. 
Return Value: It returns returns a boolean value.

Example 1: 

CPP

# Ruby program for positive?()
# method in Numeric

# Initialize a number
num1 = 15

# Prints positive or not
puts num1.positive?()

Output:  

true

Example 2: 

CPP

# Ruby program for positive?()
# method in Numeric

# Initialize a number
num1 = -15

# Prints positive or not
puts num1.positive?()

Output: 

false

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