If I read that right, it means that the performance hit is only triggered once, the first time one uses them.

No. What that means is that once you use them, all matches will incur the overhead of using them whether or not you actually do. It's not a one-time hit but it is all-or-nothing.

(This is my 1000th post! :-)

-sauoq
"My two cents aren't worth a dime.";

In reply to Re: Re: Naughty match variables in CPAN? by sauoq
in thread Naughty match variables in CPAN? by tall_man

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