[Haskell-cafe] MultiParamClasses question

[Henning Thielemann]

On Tue, 25 May 2010, Eugeny N Dzhurinsky wrote:

> I'm trying to create set of polymorphic functions for working with custom
> containers. I decided to try out typeclass and define generic function, which
> uses the methods from the typeclass. The quick and naive solution is listed
> below:

There are also frameworks for dealing with different kinds of containers 
like Edison.