Comment supprimer une clé d'un hachage?

Question

J'ai un hachage de hachages représentant un jeu de cartes, j'essaie de comprendre comment je voudrais supprimer une carte spécifique du pont. S'il vous plaît laissez-moi savoir toutes les suggestions ou les méthodes que je devrais apprendre ou lire pour aider.

@deck_of_cards = { 
    :hearts => {:two => 2, :three => 3, :four => 4, :five => 5, :six => 6, :seven => 7, :eight => 8, :nine => 9, :ten => 10, :jack => 10, 
       :queen => 10, :king => 10, :ace => 11}, 
    :spades => {:two => 2, :three => 3, :four => 4, :five => 5, :six => 6, :seven => 7, :eight => 8, :nine => 9, :ten => 10, :jack => 10, 
       :queen => 10, :king => 10, :ace => 11}, 
    :clubs => {:two => 2, :three => 3, :four => 4, :five => 5, :six => 6, :seven => 7, :eight => 8, :nine => 9, :ten => 10, :jack => 10, 
       :queen => 10, :king => 10, :ace => 11}, 
    :diamonds => {:two => 2, :three => 3, :four => 4, :five => 5, :six => 6, :seven => 7, :eight => 8, :nine => 9, :ten => 10, :jack => 10, 
       :queen => 10, :king => 10, :ace => 11} 
} 

Answer 1

Il est assez simple

def delete a, b 
    @deck_of_cards[a].delete(b) 
end 

delete :hearts, :three 

@deck_of_cards # => {:hearts=>{:two=>2, :four=>4, :five=>5, :six=>6, ...