Ruby | Numeric abs() function

The abs is an inbuilt method in Ruby returns the absolute value of a number.  

Syntax: num.abs

Parameters: The function needs the number whose absolute value is to be returned. 

Return Value: It returns the absolute value of a numbers.

Example 1:  

Ruby

# Ruby program for abs() method in Numeric

# Initialize two numbers
num = -19

# Prints absolute value of num
puts  num.abs()

Output: 

19

Example 2: 

Ruby

# Ruby program for abs() method in Numeric

# Initialize two numbers
num = 100

# Prints absolute value of num
puts  num.abs()

Output: 

100