static void Main(string[] args)
{
ConcreteAggregate passengers = new ConcreteAggregate();
passengers[0] = "大鸟";
passengers[1] = "小菜";
passengers[2] = "行李";
passengers[3] = "老外";
passengers[4] = "公司内部员工";
passengers[5] = "小偷";
Iterator iPassenger = new ConcreteIterator(passengers);
//object item = iPassenger.First();
while (!iPassenger.IsDone())
{
Console.WriteLine("{0}请买票", iPassenger.CuurentItem());
iPassenger.Next();
}
Iterator iPassengerDesc = new ConcreteIteratorDesc(passengers);
while (!iPassengerDesc.IsDone())
{
Console.WriteLine("{0}请买票", iPassengerDesc.CuurentItem());
iPassengerDesc.Next();
}
}
static void Main(string[] args)
{
ConcreteAggegate <string> aggegate = new ConcreteAggegate <string>();
aggegate[0] = "小明";
aggegate[1] = "小红";
aggegate[2] = "小丁";
aggegate[3] = "小白";
//顺序读取
Iterator iterator = new ConcreteIterator <string>(aggegate);
Console.WriteLine("顺序读取");
while (iterator.MoveNext())
{
Console.WriteLine(iterator.CuurentItem());
}
iterator = new ConcreteIteratorDesc <string>(aggegate);
//逆序读取
Console.WriteLine("逆序读取");
while (iterator.MoveNext())
{
Console.WriteLine(iterator.CuurentItem());
}
Console.ReadKey();
}