úÎ ³ ?     Kadzuya Okamoto 2018MIT experimentalunknownNone"#.3;=FQTV ì:{ toList $ do action 4 action 5 action 6:}[4,5,6]:{toList $ filter even $ do action 4 action 5 action 6:}[4,6] An alias of  for convenience.:{ toList $ do action 4 tMap (+1) $ do action 5 action 6 action 7:} [4,6,7,7] An alias of .:{ toList $ do action 4 tFilter even $ do action 5 action 6 action 7:}[4,6,7]:{ toList $ do action 4 filter even $ do action 5 action 6 action 7:}[4,6,7]:{ toList $ do action 4B tFilterMap (\x -> if even x then Just (x + 1) else Nothing) $ do action 5 action 6 action 7:}[4,7,7] An alias of  for convenience.      *transaction-0.1.1.3-EYxC3IZT9twDCE6UZEPHLpData.Transaction Transaction TransactionMactiontMaptFilter tFilterMapreducetoList$fBifunctorTransactionM$fMonadTransactionM$fApplicativeTransactionM$fIsSequenceTransactionM$fMonoTraversableTransactionM$fGrowingAppendTransactionM$fSemiSequenceTransactionM$fMonoPointedTransactionM$fMonoFoldableTransactionM$fMonoFunctorTransactionM$fMonoidTransactionM$fSemigroupTransactionM$fFunctorTransactionMbaseData.Bifunctorfirst/mono-traversable-1.0.8.1-6EWdxe3PQoV4mIHxn2pmI4Data.SequencesfilterfoldlTValTNull