static void Main(string[] args)
{
ConcreateAggregate a = new ConcreateAggregate();
a[0] = "A";
a[1] = "B";
a[2] = "C";
// Iterator i = new ConcreateIterator(a);
Iterator i = new ConcreateIteratorDesc(a);
object item = i.First();
while (!i.IsDone())
{
Console.WriteLine($"Hi {i.CurrentItem()}");
i.Next();
}
}
static void Main(string[] args)
{
ConcreateAggregate concreateAggregate = new ConcreateAggregate();
for (int i = 0; i < 10; i++)
{
concreateAggregate[i] = new Random().Next();
}
//Iterator iterator=new ConcreateIterator(concreateAggregate);
Iterator iterator = concreateAggregate.CreateIterator();
object item = iterator.First();
while (!iterator.IsDone())
{
Console.WriteLine(iterator.CurrentItem());
iterator.Next();
}
Console.ReadKey();
}
/// <summary>
/// 初始化迭代器
/// </summary>
/// <param name="aggregate">需要被迭代的具体集合</param>
public ConcreateIterator(ConcreateAggregate aggregate)
{
this._aggregate = aggregate;
}
