posted 16 years ago
You can avoid recursion if that matters to you ... to get the level for "subject" ...
I used to see this kind of thing in GUIs where an event handler wants to work back up to the parent window or some other container.
A good question is never answered. It is not a bolt to be tightened into place but a seed to be planted and to bear more seed toward the hope of greening the landscape of the idea. John Ciardi