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Class IntlTimezone

An implementation for time zones using Intl.DateTimeFormat.

import { IntlTimezone } from '@jetblack/date'

const tz = new IntlTimezone('Europe/Brussels')
const newYearsDay = tz.makeDate(2000, 0, 1)
// returns "2000-01-01T01:00:00Z"

Hierarchy

  • OffsetTimezone
    • IntlTimezone

Index

Constructors

Properties

Accessors

Methods

Constructors

constructor

  • Construct a timezone which uses the browser Intl.DateTimeFormat to discover timezone offsets.

    Parameters

    • name: string

    Returns IntlTimezone

Properties

Private formatDateTz

formatDateTz: DateTimeFormat

Accessors

name

  • get name(): string

  • Get the name of the timezone.

    Returns string

Methods

as

  • Makes a new date by taking the date parts using this timezone and making the date with the supplied time zone.

    Parameters

    • date: Date

      A date

    • tz: Timezone

      A timezone

    Returns Date

    A new date using the date parts from this timezone, constructed with the supplied timezone.

dateParts

day

  • day(date: Date): number

hours

  • hours(date: Date): number

  • Parameters

    • date: Date

    Returns number

isDaylightSavings

  • isDaylightSavings(date: Date): boolean

  • Parameters

    • date: Date

    Returns boolean

makeDate

  • makeDate(year: number, monthIndex: number, day?: number, hours?: number, minutes?: number, seconds?: number, milliseconds?: number): Date

  • Parameters

    • year: number
    • monthIndex: number
    • Optional day: number
    • Optional hours: number
    • Optional minutes: number
    • Optional seconds: number
    • Optional milliseconds: number

    Returns Date

milliseconds

  • milliseconds(date: Date): number

  • Parameters

    • date: Date

    Returns number

minutes

  • minutes(date: Date): number

  • Parameters

    • date: Date

    Returns number

monthIndex

  • monthIndex(date: Date): number

  • Parameters

    • date: Date

    Returns number

offset

  • offset(date: Date): number

  • Parameters

    • date: Date

    Returns number

seconds

  • seconds(date: Date): number

  • Parameters

    • date: Date

    Returns number

toISOString

  • toISOString(date: Date): string

  • The ISO 8601 date string representation for a given date.

    Parameters

    • date: Date

      The date.

    Returns string

    The ISO date string.

weekday

  • weekday(date: Date): number

  • Parameters

    • date: Date

    Returns number

year

  • year(date: Date): number

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