Java Program using abstract class with constructor


In this program, You will learn how to implement abstract class with constructor in Java.


abstract class First { First () { } }


Example: How to implement abstract class with constructor in Java

Run it Now
abstract class First {
    First() {
        System.out.println("Default constructor is called here");
    }
    abstract void msg();
}

class Main extends First {

    void msg() {
        System.out.println("msg is called here");
    }

    public static void main(String args[]) {
        Main t = new Main();
        t.msg();
    }
}

Output:

Default constructor is called here
msg is called here