[Haskell-cafe] List containing different types but all implementing the same class

Mark Carroll markc at chiark.greenend.org.uk
Fri Apr 8 13:22:33 EDT 2005

On Fri, 8 Apr 2005, Bo Herlin wrote:
> Is it possible to make this work?

This is an extension beyond the 1998 standard, but
http://haskell.org/hawiki/ExistentialTypes may be
interesting to you.

-- Mark

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