None.

An object representing week information associated with the Locale data specified in UTS 35's Week Elements. It has the following properties:

firstDay

An integer indicating the first day of the week for the locale. Can be either 1 (Monday) or 7 (Sunday).

weekend

An array of integers indicating the weekend days for the locale, where 1 is Monday and 7 is Sunday.

minimalDays

An integer between 1 and 7 indicating the minimal days required in the first week of a month or year, for calendar purposes.

Return the week information for a given Locale.

const he = new Intl.Locale("he");
console.log(he.getWeekInfo()); // { firstDay: 7, weekend: [5, 6], minimalDays: 1 }

const af = new Intl.Locale("af");
console.log(af.getWeekInfo()); // { firstDay: 7, weekend: [6, 7], minimalDays: 1 }

const enGB = new Intl.Locale("en-GB");
console.log(enGB.getWeekInfo()); // { firstDay: 1, weekend: [6, 7], minimalDays: 4 }

const msBN = new Intl.Locale("ms-BN");
console.log(msBN.getWeekInfo()); // { firstDay: 7, weekend: [5, 7], minimalDays: 1 }
// Brunei weekend is Friday and Sunday but not Saturday

• Intl.Locale