018_泛型方法。

namespace _018_泛型方法 {

 class Program {

 public static string GetSum(T a, T b)

{ return a + "" + b; } static void Main(string[] args)

 { Console.WriteLine(GetSum(12,34)); 

 Console.WriteLine(GetSum(12.3,34.5));

 Console.WriteLine(GetSum("23r,","wer3l2kj"));

            Console.ReadKey();

        }

    }

}