Difference between revisions of "Cum poate fi definit sequence ?"
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Revision as of 20:36, 5 January 2008
1) In do-notatie, in mod recursiv ar putea fi definit ca:
sequence_ :: [ IO() ] -> IO ()
sequence_ [] = return ()
sequence_ (a:as) = do a
sequence_ as
2) Vazut ca un foldr ar putea fi definit ca:
sequence_ = foldr (>>) (return () )