good chemistry is complicated, and a little bit messy -LW |
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Try @orig starting with undef.
Also see the OP for the "semi-predicate problem" discussion. If this seems too theoretical for you, consider the practical task to do of a run-length encoding of sparsely set arrays. (undef is a real value) Cheers Rolf In reply to Re^3: reduce like iterators
by LanX
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