operator fun DateTime.plus(millis: Long): DateTime operator fun DateTime.plus(duration: ReadableDuration): DateTime operator fun DateTime.plus(period: ReadablePeriod): DateTime DateTime + operator
operator fun LocalDateTime.plus(period: ReadablePeriod): LocalDateTime operator fun LocalDateTime.plus(duration: ReadableDuration): LocalDateTime + operator for LocalDateTime
operator fun LocalDate.plus(period: Period): LocalDate operator fun LocalDate.plus(duration: ReadableDuration): LocalDate + operator for LocalDate
operator fun LocalTime.plus(period: Period): LocalTime operator fun LocalTime.plus(duration: ReadableDuration): LocalTime + operator for LocalTime
operator fun Period.plus(period: ReadablePeriod?): Period operator fun Instant.plus(millis: Long): Instant operator fun Instant.plus(duration: ReadableDuration): Instant operator fun Instant.plus(period: Period): Instant