http://www.perlmonks.org?node_id=1031675


in reply to Re^3: Selecting HL7 Transactions
in thread Selecting HL7 Transactions

Thanks for that info - I did not know about clustering. It does not show up in the first half-dozen google searches on regular expressions. In this case, it doesn't matter - the utility script doesn't care about any capturing. It is simply qualifying.