[Haskell-cafe] Heterogeneous Data Structures - Nested Pairs and functional references

[Alexander Solla]

On Feb 16, 2010, at 12:48 PM, Alexander Solla wrote:

> (Accumulator String)s are (Accumulator value)s for any value.  So  
> you can build things like:
>

Sorry, I made a typo.  I meant "StringAccumulator String"s are  
"Accumulator value"s for any value.