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  1. or download this
    # Named binding...
($who, $why) := (why => $because, who => "me");
# same as: $who := "me"; $why := $because;
  2. or download this
    return $sheep => %herd{$sheep}, $goats => %herd{$goats};
instead of
return *%herd;
  3. or download this
    *%details = (who=>"me", why=>$because);
# same as: %details{who} := "me", %details{why} := $because;
  4. or download this
    *%details := (who=>"me", why=>$because);