... how, after "$re_str" has been stringified, would the code know the string is meant to be used as a regexp instead of a direct compare.

The code "knows" because the string is used by a   =~  m//  s/// (I think that's all of them) matching operator. And what's a "direct compare" anyway?

Give a man a fish:  <%-{-{-{-<

In reply to Re^3: how to use string RE (against $_ and capture) by AnomalousMonk
in thread how to use string RE (against $_ and capture) by perl-diddler

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