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Everyone is so much quicker than me. Oh well, here's my attempt for what it's worth, constructed to handle some (by no means all) HTML-legal variations in the text.

#!/usr/bin/perl -w use strict; $/ = ''; my %h; while (<DATA>){ while ( s/((\d+) is good.+?)<(?:hr|HR)>//s ){ my $good = $1; my $key = $2; $good =~ s/\n?\s?<(?:BR|br).?.?>\n?/|/g; my @pot = split /\|/, $good; shift @pot; $h{$key} = [@pot]; } } use Data::Dumper; print Data::Dumper->Dump([\%h],[qw(*h)]); __DATA__ <HR> 1 is good<BR> useless data<BR>useless data<BR> useless data <BR>useless data<BR> <hr> 2 is good<BR> useless data<br> useless data<BR> useless data<br> useless data<BR> <hr> 3 is not good <BR> useless data <br />useless data<br />useless data<BR> useless data<BR> <HR> 4 is good<BR> useless data<BR>useless data<BR> useless data<br>useless data<BR> <HR> 5 is not good <BR> useless data<BR> useless data<BR> useless data<BR> useless data<BR> <HR>

By the way, you asked your question very well and complete with a good data example. It's appreciated.
(better Data::Dumper, thanks to sacked and tilly).
mkmcconn


In reply to Re: parsing with regex by mkmcconn
in thread parsing with regex by 2501

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