DateTimeFormat

t

RESCRIPT
type t

dateStyle

RESCRIPT
type dateStyle = [#full | #long | #medium | #short]

timeStyle

RESCRIPT
type timeStyle = [#full | #long | #medium | #short]

dayPeriod

RESCRIPT
type dayPeriod = [#long | #narrow | #short]

weekday

RESCRIPT
type weekday = [#long | #narrow | #short]

era

RESCRIPT
type era = [#long | #narrow | #short]

year

RESCRIPT
type year = [#"2-digit" | #numeric]

month

RESCRIPT
type month = [ | #"2-digit" | #long | #narrow | #numeric | #short ]

day

RESCRIPT
type day = [#"2-digit" | #numeric]

hour

RESCRIPT
type hour = [#"2-digit" | #numeric]

minute

RESCRIPT
type minute = [#"2-digit" | #numeric]

second

RESCRIPT
type second = [#"2-digit" | #numeric]

timeZoneName

RESCRIPT
type timeZoneName = [ | #long | #longGeneric | #longOffset | #short | #shortGeneric | #shortOffset ]

Firefox also supports IANA time zone names here Node v19+ supports "shortOffset", "shortGeneric", "longOffset", and "longGeneric".

hourCycle

RESCRIPT
type hourCycle = [#h11 | #h12 | #h23 | #h24]

formatMatcher

RESCRIPT
type formatMatcher = [#basic | #"best fit"]

fractionalSecondDigits

RESCRIPT
type fractionalSecondDigits = [#0 | #1 | #2 | #3]

options

RESCRIPT
type options = { dateStyle?: dateStyle, timeStyle?: timeStyle, calendar?: Core__Intl__Common.calendar, dayPeriod?: dayPeriod, numberingSystem?: Core__Intl__Common.numberingSystem, localeMatcher?: Core__Intl__Common.localeMatcher, timeZone?: string, hour12?: bool, hourCycle?: hourCycle, formatMatcher?: formatMatcher, weekday?: weekday, era?: era, year?: year, month?: month, day?: day, hour?: hour, minute?: minute, second?: second, fractionalSecondDigits?: fractionalSecondDigits, timeZoneName?: timeZoneName, }

resolvedOptions

RESCRIPT
type resolvedOptions = { dateStyle?: dateStyle, timeStyle?: timeStyle, weekday?: weekday, era?: era, year?: year, month?: month, day?: day, hour?: hour, minute?: minute, second?: second, fractionalSecondDigits?: fractionalSecondDigits, timeZoneName?: timeZoneName, calendar: Core__Intl__Common.calendar, hour12: bool, hourCycle: hourCycle, locale: string, numberingSystem: Core__Intl__Common.numberingSystem, timeZone: string, }

supportedLocalesOptions

RESCRIPT
type supportedLocalesOptions = { localeMatcher: Core__Intl__Common.localeMatcher, }

dateTimeComponent

RESCRIPT
type dateTimeComponent = [ | #day | #dayPeriod | #era | #fractionalSecond | #hour | #literal | #minute | #month | #relatedYear | #second | #timeZone | #weekday | #year | #yearName ]

dateTimePart

RESCRIPT
type dateTimePart = { \"type": dateTimeComponent, value: string, }

dateTimeRangeSource

RESCRIPT
type dateTimeRangeSource = [ | #endRange | #shared | #startRange ]

dateTimeRangePart

RESCRIPT
type dateTimeRangePart = { \"type": dateTimeComponent, value: string, source: dateTimeRangeSource, }

make

RESCRIPT
let make: (~locales: array<string>=?, ~options: options=?) => t

supportedLocalesOf

RESCRIPT
let supportedLocalesOf: (array<string>, ~options: supportedLocalesOptions=?) => t

resolvedOptions

RESCRIPT
let resolvedOptions: t => resolvedOptions

format

RESCRIPT
let format: (t, Core__Date.t) => string

formatToParts

RESCRIPT
let formatToParts: (t, Core__Date.t) => array<dateTimePart>

formatRange

RESCRIPT
let formatRange: ( t, ~startDate: Core__Date.t, ~endDate: Core__Date.t, ) => string

formatRangeToParts

RESCRIPT
let formatRangeToParts: ( t, ~startDate: Core__Date.t, ~endDate: Core__Date.t, ) => array<dateTimeRangePart>