JAVA

super class tostring java

   public String toString() {
        return super.toString() + ", isProfessional=" + isProfessional;
    }

super class java

/* Base class vehicle */
class Vehicle
{
    int maxSpeed = 120;
}
  
/* sub class Car extending vehicle */
class Car extends Vehicle
{
    int maxSpeed = 180;
  
    void display()
    {
        /* print maxSpeed of base class (vehicle) */
        System.out.println("Maximum Speed: " + super.maxSpeed);
    }
}
  
/* Driver program to test */
class Test
{
    public static void main(String[] args)
    {
        Car small = new Car();
        small.display();
    }
}