net core return value

 

 

//指定类下的子类
            Type helloType = typeof(ActionResult); 
            List<Type> types = new List<Type>();

            foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
            {
                foreach (var type in assembly.GetTypes())
                {
                    if (helloType.IsAssignableFrom(type))
                    {
                        if (type.IsClass && !type.IsAbstract)
                        {
                            types.Add(type);
                        }
                    }
                }
            }
            for (int i=0;i<types.Count;i++)
            {
                sb.AppendLine(types[i].Name);
            }
            var ret = sb.ToString();