use v6;
class Lamp {
    has $.status = 'off';
    method switchOn    { say "Click. Light.";    $!status = 'on'  }
    method switchOff   { say "Click. Darkness."; $!status = 'off' }
    method printStatus { say "The lamp is $!status now" }
} 

my $lamp = $lamp.new;
$lamp.printStatus;
$lamp.switchOn;
$lamp.printStatus;
$lamp.switchOff;
$lamp.printStatus;
say $lamp.status;