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

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Perl » Regular Expression » 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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1.	Iterate over matches with foreach and $_ and nested foreach
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4.	A program that loops using a pattern.

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