创建一个泛型类比较大小

    public class Compare<T>
    {
        public void Max(T a, T b)
        {
            Type type = typeof(T);
            if (type.Name == "Int32")
            {
                if (Convert.ToInt32(a) > Convert.ToInt32(b))
                    Console.WriteLine("最大值：{0}", a);
                else
                    Console.WriteLine("最大值：{0}", b);
            }
            else if (type.Name == "Double")
            {
                if (Convert.ToDouble(a) > Convert.ToDouble(b))
                    Console.WriteLine("最大值：{0}", a);
                else
                    Console.WriteLine("最大值：{0}", b);
            }
            else if (type.Name == "Single")
            {
                if (Convert.ToSingle(a) > Convert.ToSingle(b))
                    Console.WriteLine("最大值：{0}", a);
                else
                    Console.WriteLine("最大值：{0}", b);
            }
        }

    }


  class Program
    {
        static void Main(string[] args)
        {
            Compare<int> comparei = new Compare<int>();
            comparei.Max(5, 6);
            Compare<double> compared = new Compare<double>();
            compared.Max(5.3d, 6.6d);
            Compare<float> comparef = new Compare<float>();
            comparef.Max(5.3f,6.6f);
            Console.ReadKey();
        }
     }

    public class Compare<T> where T : IComparable,new()
    {
        //使用泛型实现的比较方法
        public T Comparesize(T t1, T t2)
        {
            if (t1.CompareTo(t2) > 0)
            {
                return t1;
            }
            else
            {
                return t2;
            }
        }
    }

    class Program
    {
        static void Main(string[] args)
        {
            Compare<int> cin = new Compare<int>();
            Console.WriteLine(cin.Comparesize(5, 4));
            Compare<double> din = new Compare<double>();
            Console.WriteLine(din.Comparesize(5.32d, 4d));
            Compare<float> fin = new Compare<float>();
            Console.WriteLine(fin.Comparesize(5.63f, 4f));
            Console.ReadKey();
        }
    }

   public class Compare<T>
    {
        public void Max(T a, T b)
        {
            if (Convert.ToDouble(a) > Convert.ToDouble(b))
                Console.WriteLine("最大值：{0}", a);
            else
                Console.WriteLine("最大值：{0}", b);
        }

    }

    class Program
    {
        static void Main(string[] args)
        {
            Compare<int> comparei = new Compare<int>();
            comparei.Max(5, 6);
            Compare<double> compared = new Compare<double>();
            compared.Max(5.3d, 6.6d);
            Compare<float> comparef = new Compare<float>();
            comparef.Max(5.3f,6.6f);
            Console.ReadKey();
        }
     }

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