[Haskell-cafe] Library for overloaded indexing (a la (!))
tom-lists-haskell-cafe-2013 at jaguarpaw.co.uk
Fri Aug 14 06:29:05 UTC 2015
On Thu, Aug 13, 2015 at 10:31:53PM -0700, William Yager wrote:
> it only provides a substitute for "!?", not "!". (Or at least, I couldn't
> figure out how to get "!" behavior cleanly.)
(Don't you want ^?!)?
and also available in Control.Lens.
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