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Re: Perl Riddle

by Prof Vince (Friar)
on Dec 01, 2007 at 10:41 UTC ( #654303=note: print w/ replies, xml ) Need Help??

in reply to Perl Riddle

%ENGINES seems to be empty because the each iterator isn't reset when you call list_engines, causing it to iterate only on the remaining items that weren't yet treated by set_engines' each. You can reset the each iterator by putting scalar keys %ENGINES at the beginning of list_engines.

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