abs in java
Math.abs(number);abs in java
public class Test {
public static void main(String args[]) {
Integer a = -8;
double d = -100;
float f = -90;
System.out.println(Math.abs(a));
System.out.println(Math.abs(d));
System.out.println(Math.abs(f));
}
}abstract class example in java
//abstract parent class
abstract class Animal{
//abstract method
public abstract void sound();
}
//Dog class extends Animal class
public class Dog extends Animal{
public void sound(){
System.out.println("Woof");
}
public static void main(String args[]){
Animal obj = new Dog();
obj.sound();
}
}abstract class java
// abstract class
abstract class Shape
{
// abstract method
abstract void sides();
}
class Triangle extends Shape
{
void sides()
{
System.out.println("Triangle shape has three sides.");
}
}
class Pentagon extends Shape
{
void sides()
{
System.out.println("Pentagon shape has five sides.");
}
public static void main(String[] args)
{
Triangle obj1 = new Triangle();
obj1.sides();
Pentagon obj2 = new Pentagon();
obj2.sides();
}
}Copyright © 2021 Codeinu
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