Inheritance in java
// single inheritance example
import java.util.*;
class Animal
{
void eat()
{
System.out.println("Animal is eating.");
}
}
class Lion extends Animal
{
void roar()
{
System.out.println("lion is roaring.");
}
public static void main(String[] args)
{
Lion obj = new Lion();
obj.eat();
obj.roar();
}
}Inheritance in java
// Multiple inheritance in java
interface M
{
public void helloWorld();
}
interface N
{
public void helloWorld();
}
// implementing interfaces
public class MultipleInheritanceExample implements M, N
{
public void helloWorld()
{
System.out.println("helloWorld() method");
}
public static void main(String[] args)
{
MultipleInheritanceExample obj = new MultipleInheritanceExample();
obj.helloWorld();
}
}inheritance in java
class Arithmetic {
Arithmetic() {}
int add(int a, int b) {
return a + b;
}
}
class Adder extends Arithmetic {
Adder() {}
}Copyright © 2021 Codeinu
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