// Create a collection and use two iterator objects to iterate
// it independently (each using an iterator block)
static void Main(string[] args)
{
string[] strs = new string[] { "Joe", "Bob", "Tony", "Fred" };
MyCollection mc = new MyCollection(strs);
// Create the first iterator and start the iteration.
MyCollectionIterator mci1 = mc.GetEnumerator();
foreach (string s1 in mci1) // Uses the first iterator object.
{
// Do some useful work with each string.
Console.WriteLine(s1);
// Find Tony's boss.
if (s1 == "Tony")
{
// In the middle of that iteration, start a new one, using.
// A second iterator; this is repeated for each outer loop pass.
MyCollectionIterator mci2 = mc.GetEnumerator();
foreach (string s2 in mci2) // Uses the second iterator object.
{
// Do some useful work with each string.
if (s2 == "Bob")
{
Console.WriteLine("\t{0} is {1}'s boss", s2, s1);
}
}
}
}
// Wait for user to acknowledge the results.
Console.WriteLine("Press Enter to terminate...");
Console.Read();
}
public MyCollectionIterator(MyCollection mc)
{
this.mc = mc;
}
public MyCollectionIterator(MyCollection mc)
{
this._mc = mc;
}