use strict;
my $str = 'some random strings that are not \'hstep\' form
...
match hstep1_num00 = {eau,t,nb,v,d}; // MATCH
match hstep1_num01 = {c,bul,kv,e}; // MATCH
...
match hstep3_num00 = {u_ku,b,ntv,q}; // MATCH
match hstep3_num01 = {qq,rask,cb_p}; // MATCH
match hstep3_num02 = {c,a,ha,w,ykl}; // MATCH
match hstep3_num03 = {p,gu,enb_q_b,z,d}; // MATCH
...
some random strings that are not \'hstep\' form
';
my $regex = qr/match ([^\s=]+) = ([^;]+); // MATCH/mp;
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