Write a Java-program with using polymorphism

Write a Java-program with using polymorphism

Program
class Demo
{
    void show()
    {
        System.out.println("hi");
    }
    void show()
    {
        System.out.println("welcome");
    }
    void show()
    {
        System.out.println("java");
    }
}
public class Main
{
    public static void main(String args[])
    {
        Demo d=new Demo();
        d.show();
    }
}

Output:

Error: method show already existing in the Demo class.

Note: But Here PolyMorphism means same method name existing multiple times.But here if you take same method name multiple error will displayed.To overcome this problems overloading and overridding are introduced.


Polymorphism In Java



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