$string = qq
{
<html>Test text PDB code ID 1TGS 1O6S 1TGS bla bla 
PDB code 1ILW 1ILV
PDB 2XXX
};
while($string=~/PDB (?:code )?(?:ID )?(([1-9][A-Z0-9]{3} ?)+)+/mg){ pr
+int $1, "\n";}

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holli, /regexed monk/

In reply to Re: Regexp find all matches by holli
in thread Regexp find all matches by Murcia

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