//这里找出了实现IOutputArray接口的所有类

private void FindAllClass()

{

    var types = AppDomain.CurrentDomain.GetAssemblies()

                        .SelectMany(a => a.GetTypes().Where(t => t.GetInterfaces().Contains(typeof(IOutputArray))))

                        .ToArray();

    foreach (var v in types)

    {

        Console.WriteLine(v.FullName);

    }

}