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Intl.DateTimeFormat.prototype.formatRangeToParts()

The Intl.DateTimeFormat.prototype.formatRangeToParts() method returns an array of locale-specific tokens representing each part of the formatted date range produced by Intl.DateTimeFormat formatters.

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Syntax

formatRangeToParts(startDate, endDate)

Examples

Basic formatRangeToParts usage

This method receives two Dates and returns an Array of objects containing the locale-specific tokens representing each part of the formatted date range.

Note: The return values shown in your locale may differ from those listed below.

const date1 = new Date(Date.UTC(2007, 0, 10, 10, 0, 0));
const 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'

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

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

fmt.formatRangeToParts(date1, date2);
// return value:
// [
//   { 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"     }
// ]

Specifications

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

Browser compatibility

	Desktop						Mobile						Server
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	WebView Android	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet	Deno	Node.js
`formatRangeToParts`	76	79	91	No	63	14.1	76	76	91	54	14.5	12.0	1.8	12.9.0 Before version 13.0.0, only the locale data for `en-US` is available by default. See the `DateTimeFormat()` constructor for more details.