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Ruby | Rational negative?() function

  • Last Updated : 06 Jan, 2020

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

Syntax: rat.negative?()

Parameters: The function accepts no parameter.

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

Example 1:






# Ruby program for negative?() method
  
# Initialize rational number 
rat1 = Rational(-2, 9)
  
# Prints the rational number
puts rat1.negative?()

Output:

true

Example 2:




# Ruby program for negative?() method
  
# Initialize rational number 
rat1 = Rational('1.23')
  
# Prints the rational number
puts rat1.negative?()

Output:

false
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