9 public delegate string ToStr (string format, IFormatProvider format_provider);
12 public class GenericClass<T> where T : IFormattable
16 public GenericClass (T t)
23 ToStr str = new ToStr (field.ToString);
25 Console.WriteLine (str ("x", null));
28 public void Test (T t) { }
35 public static void Main (string [] args)
37 GenericClass<int> example = new GenericClass<int> (99);