(perRowWriteOption: StringAdd).self
(perRowWriteOption: StringFormat).self
(perRowWriteOption: ArrowAssoc[PerRowWriteOption[T]]).x
(Since version 2.10.0) Use leftOfArrow
instead
(perRowWriteOption: Ensuring[PerRowWriteOption[T]]).x
(Since version 2.10.0) Use resultOfEnsuring
instead