Beginners need to help the good monks to help beginners. And whether or not you're a beginner, a good general principle is 'Help us to help you': see How do I post a question effectively? and perhaps How (Not) To Ask A Question.

Guessing from other replies in this thread, the code example originally provided was totally inadequate or maybe totally absent. This helps absolutely no one.

In reply to Re^3: trouble with regular expressions by AnomalousMonk
in thread trouble with regular expressions by programmer.perl

Title:
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