Biegral Blog

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace ref_Example
{
    class Program
    {
        public void _ref(ref int i)       //参数为引用类型
        {
            i++;
            Console.WriteLine("执行引用");
        }
        static void Main()
        {
            Program p = new Program();
            int j = 100;
            p._ref(ref j);      //引用的使用
            Console.WriteLine(j);
        }
    }
}