#!/usr/bin/perl -w
use strict;
use Tk;

my @arr = ( 1..500 );
my $maincolor = 'red';
my $mw = MainWindow->new;
$mw->minsize( qw(250 200) );    #x y
$mw->configure( -title => 'PROGRAM', -background => $maincolor );

my $frame_6 =
 $mw->Frame( -borderwidth => 3, -background => $maincolor )
 ->pack( -side => 'top', -fill => 'x' );

$frame_6->Label( -text => 'Scroll', -background => 'yellow', )
 ->pack( -side => 'left' );

my $scroll = $mw->Scrolled(
   "Text",
   -scrollbars => 'e',
   -font       => 'normal',
   -width      => 10,
   -height     => 10,
)->pack;

&loadarray( @arr );

MainLoop;

sub loadarray{
  my @array_in = @_;
  
   foreach my $element(@array_in){
       $scroll->insert('end', "$element\n");   
    }
}