<=< >=> filterM foldM foldM_ forM forM_ forever join liftM3 mapAndUnzipM replicateM replicateM_ unless void when zipWithM zipWithM_
<=<
>=>
filterM
foldM
foldM_
forM
forM_
forever
join
liftM3
mapAndUnzipM
replicateM
replicateM_
unless
void
when
zipWithM
zipWithM_