C#简单实现栈

using System;

using System.Collections.Generic;

 

namespace ConsoleApplication5

{

    class Program

    {

        static void Main(string[] args)

        {

            int length = 100000;

            Stack<int> stack = new Stack<int>(length);

            for (int i = 0; i < length; i++)

            {

                stack.AddItem(i);

            }

            for (int i = 0; i < length; i++)

            {

                stack.OutputItem();

            }

            Console.ReadKey();

        }

    }

    class Stack<T>

    {

        private T[] container;

        private int count = 0;

        public void AddItem(T item)

        {

            if(count<container.Length)

            container[count++] = item;

        }

        public void OutputItem()

        {

            if(count>0)

            Console.WriteLine(container[--count]);

        }

        public Stack(int length)

        {

            container = new T[length];

        }

    }

}