Intl.DateTimeFormat.prototype.formatRangeToParts()

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2017.

La fonction Intl.DateTimeFormat.prototype.formatRangeToParts() permet, selon la locale utilisée, de représenter chaque élément de l'intervalle de dates via DateTimeFormat.

Syntaxe

js
Intl.DateTimeFormat.prototype.formatRangeToParts(dateDebut, dateFin);

Exemples

Usage basique de formatRangeToParts

Cette fonction reçoit deux Dates et retourne un Array d'objets contenant les élements qui représentent chaque partie de l'intervalle de date formatée, selon la locale utilisée.

js
let date1 = new Date(Date.UTC(2007, 0, 10, 10, 0, 0));
let date2 = new Date(Date.UTC(2007, 0, 10, 11, 0, 0));
// > 'Wed, 10 Jan 2007 10:00:00 GMT'
// > 'Wed, 10 Jan 2007 11:00:00 GMT'

let fmt = new Intl.DateTimeFormat("en", {
  hour: "numeric",
  minute: "numeric",
});

console.log(fmt.formatRange(date1, date2));
// > '10:00 – 11:00 AM'

fmt.formatRangeToParts(date1, date2);
// retourne la valeur:
// [
//   { type: 'hour',      value: '10',  source: "startRange" },
//   { type: 'literal',   value: ':',   source: "startRange" },
//   { type: 'minute',    value: '00',  source: "startRange" },
//   { type: 'literal',   value: ' – ', source: "shared"     },
//   { type: 'hour',      value: '11',  source: "endRange"   },
//   { type: 'literal',   value: ':',   source: "endRange"   },
//   { type: 'minute',    value: '00',  source: "endRange"   },
//   { type: 'literal',   value: ' ',   source: "shared"     },
//   { type: 'dayPeriod', value: 'AM',  source: "shared"     }
// ]

Spécifications

Specification
ECMAScript® 2025 Internationalization API Specification
# sec-Intl.DateTimeFormat.prototype.formatRangeToParts

Compatibilité des navigateurs

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desktopmobileserver
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
Node.js
formatRangeToParts

Legend

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Full support
Full support
See implementation notes.