$thr_1->detach();

##</code><code>##

$thr_2 = threads->create('func_thr_2')->detach;

##</code><code>##

#!/usr/bin/perl

use strict;
use warnings;
use threads;

my $thr_1;
my $thr_2;
my $timer = 3;
my $res;

$thr_1 = threads->new('func_thr_1');
$thr_2 = threads->create('func_thr_2')->detach;

$res = $thr_1->join();
print "exit code is: $res\n";

print "\nend\n";

sub func_thr_1 {
    my $cc = 0;
    print "thread 1 is running\n";
    while ($cc <= 10) {
        print "cout is $cc\n";
        sleep 1;
        $cc++;
    }
    return 'success';
}

sub func_thr_2 {
    while ($timer >= 0) {
        $timer--;
        sleep 1;
    }
    print "\nTime up\n";
}