program.cs

GOF23种设计模式详细例子!附有详细的代码噢!

using System;
using System.Collections.Generic;
using System.Text;

namespace Mytest
{
    //class Program
    //{
    //    static void Main(string[] args)
    //    {
    //        // int is the type argument
    //        GenericList<int> list = new GenericList<int>();

    //        for (int x = 0; x < 10; x++)
    //        {
    //            list.AddHead(x);
    //        }

    //        foreach (int i in list)
    //        {
    //            System.Console.Write(i + " ");
    //        }
    //        System.Console.WriteLine("\nDone");
    //        System.Console.Read();
    //    }
    //}

    // type parameter T in angle brackets
    public class GenericList<T>
    {
        // The nested class is also generic on T
        private class Node
        {
            // T used in non-generic constructor
            public Node(T t)
            {
                next = null;
                data = t;
            }

            private Node next;
            public Node Next
            {
                get { return next; }
                set { next = value; }
            }

            // T as private member data type
            private T data;

            // T as return type of property
            public T Data
            {
                get { return data; }
                set { data = value; }
            }
        }

        private Node head;

        // constructor
        public GenericList()
        {
            head = null;
        }

        // T as method parameter type:
        public void AddHead(T t)
        {
            Node n = new Node(t);
            n.Next = head;
            head = n;
        }

        public IEnumerator<T> GetEnumerator()
        {
            Node current = head;

            while (current != null)
            {
                yield return current.Data;
                current = current.Next;
            }
        }
    }
}