static void Main(string[] args) { string test = "Hello my dear frieds"; Console.WriteLine(test.Revert()); string test2 = "Hello1 my2 dear3 frieds777"; Console.WriteLine(test2.NumbersInString()); OwnClass ob = new OwnClass(18); Console.WriteLine(ob.getAge()); Console.ReadKey(); }
public static int getAge(this OwnClass ob) { return(ob.Age); }