C#常見函數

標籤：sign   inter   isa   row   技術   bool   alt   object   子類   

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace 反射常用函數{    class Program    {        static void Main(string[] args)        {            Console.WriteLine("Student是否能為Person類型賦值");            bool bl = typeof(Person).IsAssignableFrom(typeof(Student));//True            Console.WriteLine(bl);            Student s = new Student();            Person p = new Person();            //IsInstanceOfType(object o)判斷對象o是否為當前類的執行個體（當前類可以是o的類、父類、介面）            //子類可賦值為父類bool bl1 = typeof(Person).IsInstanceOfType(s);//True            //bool bl1 = typeof(I1).IsInstanceOfType(s);//True            //bool bl1 = IsInstanceOfType(s);//True            //判斷當前類是否為類Person的子類            //bool bl1 = s.GetType().IsSubclassOf(typeof(Person));            //判斷是否為抽象類別            bool bl1 = typeof(Person).IsAbstract;            Console.WriteLine(bl1);            Console.ReadKey();        }    }    class Person    { }    class Student:Person,I1    {        public void Test()        {            throw new NotImplementedException();        }    }    interface I1    {        void Test();    }}

 

C#常見函數