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Re^2: Perl and common subexpressions

by Stevie-O (Friar)
on Dec 23, 2004 at 15:13 UTC ( #417115=note: print w/replies, xml ) Need Help??

in reply to Re: Perl and common subexpressions
in thread Perl and common subexpressions

This is very true.

That is, by the way, why I qualified my statement with 'CPU-bound'. When the bulk of your program involves I/O, the overhead from array, hash, and stash lookups becomes negligible -- even for pipes, because they involve context switches to the process on the other end of the pipe.

$"=$,,$_=q>|\p4<6 8p<M/_|<('=> .q>.<4-KI<l|2$<6%s!<qn#F<>;$, .=pack'N*',"@{[unpack'C*',$_] }"for split/</;$_=$,,y[A-Z a-z] {}cd;print lc

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