Crate datetime Copy item path Source convenience Adds convenience functions to some structs. fmt Datetime-to-string routines. zone Datetimes with a variable UTC offset, and time zone calculations. Duration A duration is a length of time on the timeline, irrespective of
time zone or calendar format, with millisecond precision. Instant An instant is an exact point on the timeline, irrespective of time
zone or calendar format, with millisecond precision. LocalDate A local date is a day-long span on the timeline, without a time
zone . LocalDateTime A local date-time is an exact instant on the timeline, without a
time zone . LocalTime A local time is a time on the timeline that recurs once a day,
without a time zone . Offset OffsetDateTime TimeZone A time zone , which here is a list of timespans, each containing a
fixed offset for the current location’s time from UTC. Year A single year. YearMonth A month-year pair. ZonedDateTime Month A month of the year, starting with January, and ending with December. Weekday A named day of the week. DatePiece The date piece trait is used for date and time values that have
date components of years, months, and days. ISO TimePiece The time piece trait is used for date and time values that have
time components of hours, minutes, and seconds. sys_timezone Attempts to determine the system’s current time zone. There’s no
guaranteed way to do this, so this function returns None if no
timezone could be found.