in reply to Variable number of foreach loops
Generally speaking, you use recursion for this, as BrowserUK did, often calling a separate subroutine (this is where you would put the print-statement) from the innermost iteration. A Perl subroutine can call itself any (reasonable) number of times.
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Re^2: Variable number of foreach loops
by abhay180 (Sexton) on Nov 27, 2013 at 17:58 UTC |
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