GUI Perl

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  4. Set width and height of a Text
use Tk;
$main = MainWindow->new();
$main->Button( -text => "Click Me!",
    -command => \&display
)->pack(-side => "left");
$text1 = $main->Text ('-width'=> 40, '-height' => 2
)->pack;
sub display
{
    $text1->insert('end', "Hello!");
}
MainLoop;