#!/usr/bin/env perl
use strict;
use warnings;
use Tk;

my $mw = MainWindow->new();
$mw->title("Hello World");
$mw->geometry("600x400");

my $lbl = $mw -> Label(-text=>"Hello World!");
$lbl -> pack();

my @sides=qw/top right bottom left/;

for my $i (0..11){
   my $btn = $mw->Button(-text=>$i, -width=>10, -height=>3 )->pack(-side=>$sides[$i%4], -fill=>'none', -expand=>0, -anchor=>'center');
}


MainLoop;
