The first mistake most make when creating a complex regex
is to use $1,$2, et al. Just capture everything into an
array. This is not guaranteed to work for everything you
throw at it, but it works for the data you have given:
my @line;
foreach my $line (@data_file) {
@line = $line =~ /
(\d+)\s+ # first numbers
([^\d]+) # full name
(.*)?(?:\w\w)\s+ # street address
(\w\w)\s+ # state
(\d{5})\s+ # zip
(\d{3}-\d{3}-\d{4})\s+ # phone
(.*) # the rest
/x;
print join('|',@line),"\n";
}
And here is a play by play breakdown ;)
- (\d+)\s+: one or more digits followed by at least one white space
- ([^\d]+): everything up to a digit
- (.*)?(?:\w\w)\s+: tricky (and fragile) - this gets everything up to two consecutive alphas that are followed by at least one whitespace
- (\w\w)\s+: two consecutive alphas followed by at least one whitespace
- (\d{5})\s+: exactly 5 digits followed by at least one whitespace
- (\d{3}-\d{3}-\d{4})\s+: you get the picture ;)
Hope this helps, anything more might require something
smarter like
Parse::RecDescent.
jeffa
L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)
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