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Parametric polymorphism: Difference between revisions

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Parametric polymorphism (view source)

Revision as of 00:41, 24 August 2013

95 bytes removed ,  10 years ago
→‎{{header|Perl 6}}: marked incorrect
(Add Racket entry)
(→‎{{header|Perl 6}}: marked incorrect)
Line 472:
| Node (x,l,r) -> Node (f x, map_tree f l, map_tree f r)</lang>
=={{header|Perl 6}}==
{{incorrect|Does not work with latest rakudo (rakudo e9e99b)}}
<lang perl6>role BinaryTree[::T] {
has T $!value;
Line 492 ⟶ 493:
$it.replace-all(42);
say $it.perl;</lang>
Output:<p>IntTree.new(value => 42, left => IntTree.new(value => 42, left => Any, right => Any), right => IntTree.new(value => 42, left => Any, right => Any))
 
=={{header|PicoLisp}}==
Grondilu
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