Overloading Example doubt

[ashok bantu]

class A{

     public void f1(String s){
          System.out.println("String");
     }

     public void f1(Object obj){
          System.out.println("Object");
     }

     public static void main(String args[]){
          A a = new A()
          a.f1(null);
     }

}

Guys,
What is out put of the above program and Why?

[Devaka Cooray]

ashok bantu wrote:What is out put of the above program... ?

What happened when you tried it?

[ashok bantu]

it is giving the String as output .What is concept behind this

[Devaka Cooray]

This question has been answered many times in this forum
I found this one from a little search.