Builder for insert operations.
(insertOps: StringAdd).self
(insertOps: StringFormat).self
(insertOps: ArrowAssoc[InsertOps[P]]).x
(Since version 2.10.0) Use leftOfArrow
instead
(insertOps: Ensuring[InsertOps[P]]).x
(Since version 2.10.0) Use resultOfEnsuring
instead