1 class Fish {
  2     has @!scales;
  3     
  4     multi method scales { @!scales }
  5     multi method scales( @new ) { @!scales = @new }
  6     method raku { "[ scales => {@!scales} ]" }
  7 }   
  8 
  9 my $fish = Fish.new;
 10 $fish.scales: ('green','blue','yellow');
 11 
 12 dd $fish;