[Haskell-cafe] List comprehension

Bulat Ziganshin bulat.ziganshin at gmail.com
Tue May 5 11:32:12 EDT 2009


Hello applebiz89,

Tuesday, May 5, 2009, 7:20:35 PM, you wrote:

> filmsInGivenYear :: Int -> [Film] -> [String]
> filmsInGivenYear filmYear ?= [ title | year <- (Film title director year
> fans) , year == filmYear] (this code wont compile - error given '?Syntax
> error in expression (unexpected `;', possibly due to bad layout)')

you forget films list variable:

filmsInGivenYear filmYear films =
  [ title | (Film title director year fans) <- films, year == filmYear]


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



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