instance of operator

/* Understanding the concept of instance_of_operator  */


package instanceof_operator;

class Parent
{
}
class Child extends Parent
{    
}

class MainClass
{
    public static void main(String [] args)
    {
        Parent p=new Parent();
        Child c=new Child();
        System.out.println(p instanceof Parent);
        System.out.println(c instanceof Child);
        System.out.println(c instanceof Parent);
        System.out.println(p instanceof Child);
        p=c;
        System.out.println(c instanceof Child);
        System.out.println(p instanceof Parent);
        System.out.println(c instanceof Parent);
        System.out.println(p instanceof Child);
    }
}

output


true
true
true
false
true
true
true
true