Playing cards: Difference between revisions

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@@ Line 2,008: / Line 2,008: @@
 =={{header|Perl 6}}==
-{{incorrect|generates "use of unitialized value" warnings and no significative output}}
 <lang perl6>enum Pip <A 2 3 4 5 6 7 8 9 10 J Q K>;
 enum Suit <♦ ♣ ♥ ♠>;
 class Card {
-    has Pip $!pip;
+    has Pip $.pip;
-    has Suit $!suit;
+    has Suit $.suit;
     method Str { $!pip ~ $!suit }
 }
 class Deck {
-    has Card @!cards;
+    has Card @.cards = pick *,
+            map { Card.new(:$^pip, :$^suit) }, (Pip.pick(*) X Suit.pick(*));
-    submethod BUILD {
-        @!cards = pick *,
-            map { Card.new(:$^pip, :$^suit) }, (Pip.keys X Suit.keys);
-    }
     method shuffle { @!cards .= pick: * }
     method deal { shift @!cards }
+    method Str  { ~@!cards }
+    method gist { ~@!cards }
+}
+my Deck $d = Deck.new;
-    method Str { ~@!cards }
+say "Deck: $d";
-}</lang>
-Some examples of use:
-<lang perl6>my Deck $d = Deck.new;
-say "Deck: $d";
 my $top = $d.deal;
 say "Top card: $top";
 $d.shuffle;
 say "Deck, re-shuffled: ", $d;</lang>
+{{out}}
+<pre>Deck: 3♦ J♦ 4♥ 7♠ 7♣ 7♥ 9♣ K♥ 6♠ 2♦ 3♠ Q♥ 8♥ 2♥ J♥ 5♥ 8♦ 8♣ 6♦ 7♦ 5♦ 2♣ 4♦ 8♠ 9♥ 4♣ 3♥ K♠ 2♠ 5♣ Q♣ Q♦ K♦ 4♠ 9♦ Q♠ 5♠ 6♥ J♣ J♠ K♣ 9♠ 3♣ 6♣
-Output:
+Top card: 3♦
-<br>Deck: 3♦ J♦ 4♥ 7♠ 7♣ 7♥ 9♣ K♥ 6♠ 2♦ 3♠ Q♥ 8♥ 2♥ J♥ 5♥ 8♦ 8♣ 6♦ 7♦ 5♦ 2♣ 4♦ 8♠ 9♥ 4♣ 3♥ K♠ 2♠ 5♣ Q♣ Q♦ K♦ 4♠ 9♦ Q♠ 5♠ 6♥ J♣ J♠ K♣ 9♠ 3♣ 6♣
+Deck, re-shuffled: K♦ 4♣ J♠ 2♥ J♥ K♣ 6♣ 5♠ 3♥ 6♦ 5♦ 4♠ J♣ 4♦ 6♥ K♥ 7♥ 7♦ 2♦ 4♥ 6♠ 7♣ 9♦ 3♣ 3♠ 2♣ 2♠ 8♦ 5♣ 9♠ 5♥ J♦ 9♥ Q♦ Q♣ Q♥ Q♠ 8♥ 8♠ K♠ 9♣ 8♣ 7♠</pre>
-<br>Top card: 3♦
-<br>Deck, re-shuffled: K♦ 4♣ J♠ 2♥ J♥ K♣ 6♣ 5♠ 3♥ 6♦ 5♦ 4♠ J♣ 4♦ 6♥ K♥ 7♥ 7♦ 2♦ 4♥ 6♠ 7♣ 9♦ 3♣ 3♠ 2♣ 2♠ 8♦ 5♣ 9♠ 5♥ J♦ 9♥ Q♦ Q♣ Q♥ Q♠ 8♥ 8♠ K♠ 9♣ 8♣ 7♠
 =={{header|PicoLisp}}==