using System;

namespace ConsoleApplication1
{
    class RefClass
    {
        public int Value = 0;
    }
    /// <summary>
    /// ylb:C#中的值类型与引用类型的区别
    /// </summary>
    class Program
    {
        static void Main(string[] args)
        {
            int val1 = 0;
            int val2 = val1;
            val2 = 123;
            RefClass ref1 = new RefClass();
            RefClass ref2 = ref1;
            ref2.Value = 123;   //主要只修改了对象 ref2 中的值
            Console.WriteLine("Values:{0},{1}",val1,val2);
            Console.WriteLine("Refs:{0},{1}", ref1.Value, ref2.Value);
        }
    }
}

Values:0,123
Refs:123,123
请按任意键继续. . .