On iterators, I have released Tie::Array::Iterable, which allows arrays created into such objects to be iterable with iterator objects. I expect that with Perl 6, the mechanism for making iterators may be easier than having to cooerce the array as I did here.

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Dr. Michael K. Neylon - mneylon-pm@masemware.com || "You've left the lens cap of your mind on again, Pinky" - The Brain
"I can see my house from here!"
It's not what you know, but knowing how to find it if you don't know that's important