Ruby | Numeric infinite? function Last Updated : 19 Mar, 2024 Summarize Comments Improve Suggest changes Share Like Article Like Report 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 # Ruby program for infinite? # method in Numeric # Initialize a number num1 = 12 # Prints Imaginary number puts num1.infinite?() Output: Example 2: Ruby # 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 Comment More infoAdvertise with us Next Article Ruby | Numeric nonzero? function G gopaldave Follow Improve Article Tags : Ruby Ruby-Methods Ruby Numeric-class Similar Reads Ruby | Numeric integer() function The integer?() is an inbuilt method in Ruby returns a boolean value. It returns true if the number is an integer one, else it returns false. Syntax: num.integer?() Parameters: The function needs a number which is to be checked for. Return Value: It returns returns a boolean value. Example 1: CPP # R 1 min read Ruby | Numeric i() function The i() is an inbuilt method in Ruby returns a complex number with the imaginary part that is given. Syntax: num.i() Parameters: The function needs a number which is the imaginary part of the complex number. Return Value: It returns a complex number with the imaginary part. Example 1: CPP # Ruby pro 1 min read Ruby | Numeric to_int() function The to_int() is an inbuilt method in Ruby returns the integer part of the given number. Syntax: num.to_int() Parameters: The function needs the number whose integer part is to be returned. Return Value: It returns the integer part. Example 1: Ruby # Ruby program for to_int() # method in Numeric # In 1 min read Ruby | Numeric nonzero? function The nonzero?() is an inbuilt method in Ruby returns self if the number is non-zero, else it returns nil. Syntax: num.nonzero?() Parameters: The function needs a number which is to be checked. Return Value: It returns self or nil. Example 1: Ruby # Ruby program for nonzero? # method in Numeric # Init 1 min read Ruby | Numeric magnitude() function The magnitude() is an inbuilt method in Ruby returns the magnitude of a number. Syntax: num.magnitude Parameters: The function needs the number whose magnitude is to be returned. Return Value: It returns the magnitude of a number. Example 1:  Ruby # Ruby program for magnitude() method in Numeric 1 min read Ruby | Numeric negative? function 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 # 1 min read Like