Mega Code Archive

 

Categories / Perl / Regular Expression

 

Iterate over matches with foreach and $_ and nested while loop

#!/usr/bin/perl use warnings; use strict; my $text = "one, two, three, four"; while ($text =~ /\b(\w+)\b/g) {     print "outer: matched: $&, extracted: $1 \n";     while ($1 =~ /(\w)/g) {         print "\tinner: matched $&, extracted $1 \n";     } }