Using a hash keyed on the regex e.g. untested... 
my @regexes = qw/re_1 re_2 re_3 re_4 .../; 
my %result = ();
foreach my $re (@regexes) {
    $result{$re} += $string =~ /$re/;
}

# Save the number of matched regexes
my $count = grep defined $_ && $_ > 1, values %result;

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A user level that continues to overstate my experience :-))

In reply to Re: mutual exclusion of regexes by Bloodnok
in thread mutual exclusion of regexes by morgon

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