Ruby | Numeric zero? function Last Updated : 19 Mar, 2024 Comments Improve Suggest changes Like Article Like Report The zero?() 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.zero?() 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 zero?() # method in Numeric # Initialize a number num1 = 0 # Prints zero or not puts num1.zero?() Output: true Example 2: CPP # Ruby program for zero?() # method in Numeric # Initialize a number num1 = Complex(12, 3) # Prints zero or not puts num1.zero?() Output: false Comment More infoAdvertise with us Next Article Ruby | Numeric zero? function G gopaldave Follow Improve Article Tags : Ruby Ruby-Methods Ruby Numeric-class Similar Reads Ruby | Numeric to_c() function The to_c() is an inbuilt method in Ruby returns a complex number with the num. Syntax: num.to_c() Parameters: The function needs the number which is to be returned as complex. Return Value: It returns the complex number. Example 1: Ruby # Ruby program for to_c() # method in Numeric # Initialize a nu 1 min read Ruby | Matrix zero?() function The zero?() is an inbuilt method in Ruby returns a boolean value. It returns true if it is a zero matrix, else it returns false. Zero matrix means that the matrix has all itselements as 0.Syntax: mat1.zero?()Parameters: The function needs the matrix to be checked for zero matrix.Return Value: It ret 1 min read Ruby | Matrix zero() function The zero() is an inbuilt method in Ruby returns an N x M zero matrix where each element is zero. Syntax: mat1.zero(N, M) Parameters: The function accepts two mandatory parameters N and M which is the size of the matrix. Return Value: It returns the zero matrix of size N x M. Example 1: Ruby # Ruby p 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 Like