Ruby | Rational positive?() function

The positive?() is an inbuilt function in Ruby returns boolean value true if rational number is greater than zero otherwise false

Syntax: rat.positive?()

Parameters: The function accepts no parameter

Return Value: It returns boolean value true if rational number is greater than zero otherwise false

Example 1:

# Ruby program for positive?() method

# Initialize rational number
rat1 = Rational(-2, 9)

# Prints the boolean value
puts rat1.positive?()

Output:

false

Example 2:

# Ruby program for positive?() method

# Initialize rational number
rat1 = Rational('1.23')

# Prints the boolean value
puts rat1.positive?()

Output:

true