// Code your testbench here // or browse Examples // polymorphism // use virtual keyword in parent class // parent class can access child class properties / methods // Assign child instance to parent ...

Learn what polymorphism is, how it works, and how it can enhance your code readability and maintainability in Java. See examples of polymorphism using inheritance and dynamic binding.

01) Create a base class called Shape with a method area() that returns 0. Create a derived class called Rectangle that inherits from Shape and overrides the area() method to calculate and return the ...