#!/usr/bin/perl -l
use strict;
use warnings;

my $code_ref = sub
{
    my $array_ref;
    my $nested_code_ref = sub
                          {
                               my @array = ("one","two","three");
                               $array_ref = \@array;
                          };
    $nested_code_ref->();
    return wantarray ? ($array_ref, $nested_code_ref) : $array_ref;
};

print $code_ref->()->[0];
print $code_ref->()->[1];

print( ( $code_ref->() )[1]->()[2] );

__END__
$ ./837730.pl
one
two
three