Ruby | Matrix hash() function

The hash() is an inbuilt method in Ruby returns the hash-code of the matrix.

Syntax: mat1.hash()
Parameters: The function does not accepts any parameter.
Return Value: It returns the hash-code of the matrix.

Example 1:  

Ruby

# Ruby program for hash() method in Matrix

# Include matrix
require "matrix"

# Initializes the matrix
mat1 = Matrix[[12, 21], [31, 12]]

# Prints the hash-code
puts  mat1.hash()

Output: 

631900695216402634

Example 2:  

Ruby

# Ruby program for hash() method in Matrix

# Include matrix
require "matrix"

# Initializes the matrix
mat1 = Matrix[[6, 7], [9, 10], [12, 4]]

# Prints the hash-code
puts  mat1.hash()

Output: 

-1308023948917233670]