[Haskell-cafe] Newb question about map and a list of lists

Brent Yorgey byorgey at gmail.com
Fri Sep 28 17:08:44 EDT 2007

> Just be careful to write:
> (map.map) read l
> or
> map.map $ read l

actually, map . map $ read l does not work, that's the same as (map . map)
(read l), whereas (map . map) read l is the same as ((map . map) read) l.
My guess is that Jules wrote that part while asleep. =)

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