using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using TK;
namespace ConsoleTester
{
    class Program
    {
        public class SomeRef
        {
            public Int32 x;
        }
        public struct SomeVal
        {
            public Int32 x;
        }
        static void Main(string[] args)
        {
            var r1 = new SomeRef(); //堆上分配
            var v1 = new SomeVal(); //栈上分配，同时确保值类型字段初始化为0.

            r1.x = 5;
            v1.x = 6;

            SomeRef r2 = r1;
            r2.x = 7;
            Console.WriteLine("r1.x={0}", r1.x);
            Console.WriteLine("r2.x={0}", r2.x);

            var v2 = v1;
            v2.x = 8;

            Console.WriteLine("v1.x={0}", v1.x);
            Console.WriteLine("v2.x={0}", v2.x);

            Console.Read();


        }
    }
}

天下 2016-09-02 09:18 发表评论