(ifModifiedSince: StringAdd).self
(ifModifiedSince: StringFormat).self
(ifModifiedSince: ArrowAssoc[IfModifiedSince]).x
(Since version 2.10.0) Use leftOfArrow
instead
(ifModifiedSince: Ensuring[IfModifiedSince]).x
(Since version 2.10.0) Use resultOfEnsuring
instead