Date-time primitives and core concepts, such as Date, Time, Instant, and ZonedDateTime.
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Date |
A date in an arbitrary region. class Date : Comparable<Date> |
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DateTime |
A date and time of day in an arbitrary region. class DateTime : Comparable<DateTime> |
DateTimeException |
(iosArm64, iosX64, macosX64) open class DateTimeException(jvm) open class DateTimeException : Exception |
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DayOfWeek |
A day of the week. enum class DayOfWeek |
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Instant |
An instant in time with nanosecond precision. class Instant : TimePoint<Instant>, Comparable<Instant> |
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IslandTime |
object IslandTime |
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Month |
A month of the year. enum class Month |
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OffsetDateTime |
A date and time of day with an offset from UTC. class OffsetDateTime : TimePoint<OffsetDateTime> |
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OffsetTime |
A time of day with an offset from UTC. class OffsetTime |
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Time |
A time of day in an arbitrary region. class Time : Comparable<Time> |
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TimeZone |
A time zone. sealed class TimeZone : Comparable<TimeZone> |
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UtcOffset |
The time shift between a local time and UTC. class UtcOffset : Comparable<UtcOffset> |
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Year |
class Year : Comparable<Year> |
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YearMonth |
A month in a particular year. class YearMonth : Comparable<YearMonth> |
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ZonedDateTime |
A date and time of day in a particular region. class ZonedDateTime : TimePoint<ZonedDateTime> |
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kotlin.Int |
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kotlin.String |
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endOfDay |
The DateTime at the end of the day. val Date.endOfDay: DateTime |
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startOfDay |
The DateTime at the start of the day. val Date.startOfDay: DateTime |
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asOffsetDateTime |
Convert to an OffsetDateTime with the same date, time of day, and offset. fun ZonedDateTime.asOffsetDateTime(): OffsetDateTime |
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asTimeZone |
Convert a UTC offset into a TimeZone with a fixed offset. fun UtcOffset.asTimeZone(): TimeZone |
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asUtcOffset |
Convert a duration of hours into a UTC time offset of the same length. fun IntHours.asUtcOffset(): UtcOffset
Convert a duration of minutes into a UTC time offset of the same length. fun IntMinutes.asUtcOffset(): UtcOffset
Convert a duration of seconds into a UTC time offset of the same length. fun IntSeconds.asUtcOffset(): UtcOffset |
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asZonedDateTime |
Convert to a ZonedDateTime with a fixed time zone. fun OffsetDateTime.asZonedDateTime(): ZonedDateTime |
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at |
Combine a Date with a Time to create a DateTime. infix fun Date.at(time: Time): DateTimeinfix fun DateTime.at(offset: UtcOffset): OffsetDateTimeinfix fun Date.at(offsetTime: OffsetTime): OffsetDateTimeinfix fun Instant.at(offset: UtcOffset): OffsetDateTime
Create an OffsetTime by combining a Time with a UtcOffset. infix fun Time.at(offset: UtcOffset): OffsetTime
Combine a year and month to get a YearMonth. infix fun Year.at(month: Month): YearMonth
Get the ZonedDateTime corresponding to the local date and time in a particular time zone. infix fun DateTime.at(zone: TimeZone): ZonedDateTime
Get the ZonedDateTime representing an instant in a particular time zone. infix fun Instant.at(zone: TimeZone): ZonedDateTime |
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atDay |
fun YearMonth.atDay(day: Int): Date |
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atMonth |
Combine a year and month number to get a YearMonth. fun Year.atMonth(number: Int): YearMonth |
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atTime |
Combine a Date with a time to create a DateTime. fun Date.atTime(hour: Int, minute: Int, second: Int = 0, nanosecond: Int = 0): DateTime |
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Date |
Create a Date from a year and day of year fun Date(year: Int, dayOfYear: Int): Date |
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endOfDayAt |
The ZonedDateTime at the last representable instant of this date in a particular time zone. fun Date.endOfDayAt(zone: TimeZone): ZonedDateTime |
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Instant |
Create the Instant represented by a number of seconds relative to the Unix epoch of 1970-01-01T00:00Z. fun Instant(secondsSinceUnixEpoch: LongSeconds): Instant
Create the Instant represented by a number of seconds and additional nanoseconds relative to the Unix epoch of 1970-01-01T00:00Z. fun Instant(secondsSinceUnixEpoch: LongSeconds, nanosecondAdjustment: IntNanoseconds): Instantfun Instant(secondsSinceUnixEpoch: LongSeconds, nanosecondAdjustment: LongNanoseconds): Instant
Create the Instant represented by a number of milliseconds relative to the Unix epoch of 1970-01-01T00:00Z. fun Instant(millisecondsSinceUnixEpoch: LongMilliseconds): Instant |
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sameInstantAt |
Get the ZonedDateTime corresponding to the same instant represented by an OffsetDateTime in a particular time zone fun OffsetDateTime.sameInstantAt(zone: TimeZone): ZonedDateTime |
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similarLocalTimeAt |
Get the ZonedDateTime corresponding to a local date, time, and offset in a particular time zone. The offset will be preserved if it is valid based on the rules of the time zone. fun OffsetDateTime.similarLocalTimeAt(zone: TimeZone): ZonedDateTime |
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startOfDayAt |
The ZonedDateTime at the start of this date in a particular time zone, taking into account fun Date.startOfDayAt(zone: TimeZone): ZonedDateTime |
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TimeZone |
Create a TimeZone from an identifier. fun TimeZone(id: String): TimeZone |
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toDateAt |
fun Instant.toDateAt(offset: UtcOffset): Datefun Instant.toDateAt(zone: TimeZone): Date |
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toDateTimeAt |
Convert an instant into a DateTime at a particular offset from UTC. fun Instant.toDateTimeAt(offset: UtcOffset): DateTime |
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UtcOffset |
Create a UTC offset of hours, minutes, and seconds. Each component must be within its valid range and without any mixed positive and negative values. fun UtcOffset(hours: IntHours, minutes: IntMinutes = 0.minutes, seconds: IntSeconds = 0.seconds): UtcOffset |
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ZonedDateTime |
Create a ZonedDateTime from a local date and time. fun ZonedDateTime(year: Int, month: Month, day: Int, hour: Int, minute: Int, second: Int, nanosecond: Int, zone: TimeZone): ZonedDateTimefun ZonedDateTime(year: Int, monthNumber: Int, day: Int, hour: Int, minute: Int, second: Int, nanosecond: Int, zone: TimeZone): ZonedDateTimefun ZonedDateTime(year: Int, dayOfYear: Int, hour: Int, minute: Int, second: Int, nanosecond: Int, zone: TimeZone): ZonedDateTimefun ZonedDateTime(date: Date, time: Time, zone: TimeZone): ZonedDateTimefun ZonedDateTime(dateTime: DateTime, zone: TimeZone): ZonedDateTime |