perl-regex

Have you used the Perl 5.10 backtracking control verbs in your regexes yet?

Have you used the Perl 5.10 backtracking control verbs in your regexes yet? And what problems did they help you accomplish? Just as background: I have done some fiddling, but I can't get any really useful results. As a comparison, when I started getting what the (?> grouping did, it started showing up more in my regexes. I liked the...