[C#] リフレクションでジェネリクス関数を呼び出してみた。

hokatsuhokatsusan

5年前

using System;
using System.Reflection;

namespace test
{
    class Program
    {
        static void Main(string[] args)
        {
            MethodInfo methodInfo = typeof(GenericsTest).GetMethod("SingTest");
            MethodInfo genericsMethodInfo = methodInfo.MakeGenericMethod(typeof(FireBird));
            genericsMethodInfo.Invoke(new GenericsTest(), new object[] { new FireBird() });
            Console.ReadKey();
        }

        class GenericsTest
        {
            public void SingTest(T bird) where T : Bird
            {
                Console.WriteLine("test");
                bird.Sing();
            }
        }
    }
}

using System;

using System.Reflection;

namespace test

{

class Program

{

static void Main(string[] args)

{

MethodInfo methodInfo = typeof(GenericsTest).GetMethod("SingTest");

MethodInfo genericsMethodInfo = methodInfo.MakeGenericMethod(typeof(FireBird));

genericsMethodInfo.Invoke(new GenericsTest(), new object[] { new FireBird() });

Console.ReadKey();

}

class GenericsTest

{

public void SingTest(T bird) where T : Bird

{

Console.WriteLine("test");

bird.Sing();

}

using System;
using System.Text;

namespace test
{
    class FireBird
    {
        public string Name { get; set; } = "hino-tori";

        public void Sing()
        {
            Console.WriteLine($"{Name} is singing.");
        }
    }
}

using System;

using System.Text;

namespace test

{

class FireBird

{

public string Name { get; set; } = "hino-tori";

public void Sing()

{

Console.WriteLine($"{Name} is singing.");

}