//To call the private data member we can use public method class a { private int k; //Public method public void display() { k=1000; System.Console.WriteLine("The value of k is -->"+k); } //Method with parameter public void display1(int p) { k=p; System.Console.WriteLine("The value of k is -->"+k); } } class b { public static void Main() { a x=new a(); x.display(); x.display1(3413); } }