use strict;
my $str = 'mini
mini abc
mini-abc (- could be anything else but not [a-zA-Z0-9])
abc mini
abc-mini (- could be anything else but [a-zA-Z0-9])
abc mini abc
abcminiabc-mini (- could be anything else but not [a-zA-Z0-9])
mini-abcminiabc (- could be anything else but not [a-zA-Z0-9])
miniabc-mini (- could be anything else but not [a-zA-Z0-9])
mini-miniabc (- could be anything else but not [a-zA-Z0-9])
abcmin-mini (- could be anything else but not [a-zA-Z0-9])
mini-abcmini (- could be anything else but not [a-zA-Z0-9])
miniabc
abcmini
abcminiabc';
my $regex = qr~(?<![a-zA-Z0-9])mini(?![a-zA-Z0-9])~p;
if ( $str =~ /$regex/g ) {
print "Whole match is ${^MATCH} and its start/end positions can be obtained via \$-[0] and \$+[0]\n";
# print "Capture Group 1 is $1 and its start/end positions can be obtained via \$-[1] and \$+[1]\n";
# print "Capture Group 2 is $2 ... and so on\n";
}
# ${^POSTMATCH} and ${^PREMATCH} are also available with the use of '/p'
# Named capture groups can be called via $+{name}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Perl, please visit: http://perldoc.perl.org/perlre.html