Ruby | Numeric integer() function

Ruby | Numeric negative? function

Last Updated : 19 Mar, 2024

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

Syntax: num.negative?() 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 negative?()
# method in Numeric

# Initialize a number 
num1 = -15

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

Output:

true

Example 2:

CPP

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

# Initialize a number 
num1 = 15

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

Output:

false

Ruby | Numeric integer() function

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