[Haskell-cafe] unsafeDestructiveAssign?

[Bulat Ziganshin]

Hello John,

Tuesday, August 11, 2009, 8:23:26 PM, you wrote:

> I can see how something like this would be useful to some areas. There
> are many cases (graphs!) where it's just easier to build up structures
> destructively, seal them, and return them to happyPureFunTimesLand.

it's ST monad. btw, many array algos from std library (histogram, for
example) are written this way


-- 
Best regards,
 Bulat                            mailto:Bulat.Ziganshin at gmail.com