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Creating a Multilevel Inheritance Hierarchy in Java
Inheritance involves an object acquiring the properties and behaviour of another object. So basically, using inheritance can extend the functionality of the class by creating a new class that builds on the previous class by inheriting it.
Multilevel inheritance is when a class inherits a class which inherits another class. An example of this is class C inherits class B and class B in turn inherits class A.
A program that demonstrates a multilevel inheritance hierarchy in Java is given as follows:
Example
class A { void funcA() { System.out.println("This is class A"); } } class B extends A { void funcB() { System.out.println("This is class B"); } } class C extends B { void funcC() { System.out.println("This is class C"); } } public class Demo { public static void main(String args[]) { C obj = new C(); obj.funcA(); obj.funcB(); obj.funcC(); } }
Output
This is class A This is class B This is class C
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