Java-programs/interface_extend.java at main · tejaspundpal/Java-programs

34 lines (33 loc) · 686 Bytes

interface parent1

{

void display();

}

interface child1 extends parent1{

void display1();

}

class child2 implements child1{

public void display(){

System.out.println("parent1");

}

public void display1(){

System.out.println("child1");

}

class child3 extends child2

{

void display2()

{

System.out.println("child3");

}

public class interface_extend {

public static void main(String[] args) {

// child2 obj = new child2();

// obj.display();

// obj.display1();

child2 obj1 = new child3();

obj1.display1();

obj1.display();

//obj1.display2(); ---> not allowed

}

Provide feedback