反射例子

         Assembly myAssembly = Assembly.LoadFile(Environment.CurrentDirectory + "\\ConsoleApplication2.dll");

        Type myType = myAssembly.GetType("ConsoleApplication2.Math1");

        MethodInfo info = myType.GetMethod("add");

        Debug.Log(info.Invoke(Activator.CreateInstance(myType), new object[2] { 1, 2 }));