Hello C,

Sunday, October 3, 2010, 6:59:25 PM, you wrote:

> Thanks Neil,

>> main = do
>>  want ["file1"]
>>  "file1" *> \x -> do
>>    need ["file2"]
>>    putStrLn "Hello"
>>    putStrLn "World"

> What if I want to mention "file1" only once?

mention_only_once file action = do
  want [file]
  file *> action

main = mention_only_once "file1" $ \x -> do need ["file2"]
                                            putStrLn "Hello"
                                            putStrLn "World"




-- 
Best regards,
 Bulat                            mailto:bulat.zigans...@gmail.com

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