Ruby | Numeric integer() function

Ruby | Numeric infinite? function

Last Updated : 19 Mar, 2024

The infinite?() is an inbuilt method in Ruby returns nil if the number is finite. It returns -1 and +1 if the number is -infinity or +infinity.

Syntax: num.infinite?()

Parameters: The function needs a number which is to be checked.

Return Value: It returns nil, -1 or +1.

Example 1:

# Ruby program for infinite? 
# method in Numeric 
  
# Initialize a number  
num1 = 12
  
# Prints Imaginary number 
puts num1.infinite?() 

Output:

Example 2:

# Ruby program for infinite? 
# method in Numeric 
  
# Initialize a number  
num1 = 12/0.0
num2 = -12/0.0
  
# Prints Imaginary number 
puts num1.infinite?() 
puts num2.infinite?() 

Output:

1
-1

Ruby | Numeric integer() function

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