C#泛型对类型参数的推断

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 泛型对类型参数的推断
{
    class Program
    {
        public static void genericMtthod<T>( T t1,  T t2)
        {
            T temp = t1;
            t1 = t2;
            t2 = temp;
            
        }
        static void Main(string[] args)
        {
            int a = 1, b = 2;
            genericMtthod( a,  b);
            Console.WriteLine("a:" + a);
            Console.WriteLine("b:" + b);

            string c="c",d="d";
            genericMtthod( c,  d);
            Console.WriteLine("c:" + c);
            Console.WriteLine("d:" + d);

            Console.ReadKey();
        }

    }
}