Difference between revisions of "Multi-parameter type class"
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== About == |
== About == |
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| − | Basically, [[type |
+ | Basically, [[type class|type classes]] which can take multiple arguments, such as: |
<hask> |
<hask> |
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Revision as of 16:01, 23 January 2008
About
Basically, type classes which can take multiple arguments, such as:
class Foo a b
Without functional dependencies or associated types, these multi-parameter type classes may cause too much ambiguity to pass the type-checker.