Java Runtime Polymorphism Example: Animal

Java Programming Language Class, Object and Methods in java (Article) Class, Object and Methods in java (Program)

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Program:

class Animal{
void eat(){
	System.out.println("eating...");
	}
}

class Cow extends Animal{
void eat(){
	System.out.println("eating grass..");
	}
}

class Cat extends Animal{
void eat(){
	System.out.println("eating rat...");
	}
}

class Peacock extends Animal{
void eat(){
	System.out.println("eating snake...");
	}
}

class Lion extends Animal{
void eat(){
	System.out.println("eating meat...");
	}
}

class RuntimePolymor{
 public static void main(String[] args){
 Animal obj;
 obj=new Cow();
 obj.eat();

 obj=new Cat();
 obj.eat();

 obj=new Peacock();
 obj.eat();

 obj=new Lion();
 obj.eat();
 }
}

  

Output:

eating grass..
eating rat...
eating snake...
eating meat...
Press any key to continue . . .

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