Question

Given:

public class Message {

String msg;

int noOfWords;

public Message() {

msg += " Thank you";

}

public Message(int noOfWords) {

this.noOfWords = noOfWords;

msg = "Welcome";

Message();

}

public static void main(String args[]) {

Message m = new Message(5);

System.out.println(m.msg);

}

}


What will be the output ?

Answer 1

Answer:

Thank you

Welcome

this will be your output

Answer 2

Answer:

We will get a compilation error.

Message.java:21: error: cannot find symbol

                               Message();

                               ^

 symbol:   method Message()

 location: class Message

1 error

error: compilation failed

We can call another constructor by using this() and super().

this() is used to call the constructor of the current class. It should be the first line in the constructor.

super() is used to call the constructor of the super class.