Iterate over matches with foreach and $_ and nested while loop : Loop « Regular Expression « Perl






  1. Perl
  2. Regular Expression
  3. Loop

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";
    }
}








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