(Changed in version 2.8.0) collect has changed. The previous behavior can be reproduced with toSeq.
(keyIndexIterator: MonadOps[Int]).filter(p)
(keyIndexIterator: MonadOps[Int]).flatMap(f)
(keyIndexIterator: MonadOps[Int]).map(f)
(keyIndexIterator: StringAdd).self
(keyIndexIterator: StringFormat).self
(keyIndexIterator: MonadOps[Int]).withFilter(p)
(Since version 2.10.0) use fold instead
(keyIndexIterator: ArrowAssoc[(EqHash.this)#KeyIndexIterator]).x
(Since version 2.10.0) Use leftOfArrow instead
(keyIndexIterator: Ensuring[(EqHash.this)#KeyIndexIterator]).x
(Since version 2.10.0) Use resultOfEnsuring instead