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();

? ? ? ? }

? ? }

}