Intl.ListFormat - JavaScript 编辑

The Intl.ListFormat object is a constructor for objects that enable language-sensitive list formatting.

The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.

Constructor

Intl.ListFormat()
Creates a new ListFormat object.

Static methods

Intl.ListFormat.supportedLocalesOf()
Returns an array containing those of the provided locales that are supported without having to fall back to the runtime's default locale.

Instance methods

Intl.ListFormat.prototype.format()
Returns a language-specific formatted string representing the elements of the list.
Intl.ListFormat.prototype.formatToParts()
Returns an array of objects representing the different components that can be used to format a list of values in a locale-aware fashion.

Examples

Using format

The following example shows how to create a List formatter using the English language.

const list = ['Motorcycle', 'Bus', 'Car'];

 console.log(new Intl.ListFormat('en-GB', { style: 'long', type: 'conjunction' }).format(list));
// > Motorcycle, Bus and Car

 console.log(new Intl.ListFormat('en-GB', { style: 'short', type: 'disjunction' }).format(list));
// > Motorcycle, Bus or Car

 console.log(new Intl.ListFormat('en-GB', { style: 'narrow', type: 'unit' }).format(list));
// > Motorcycle Bus Car

Using formatToParts

The following example shows how to create a List formatter returning formatted parts

const list = ['Motorcycle', 'Bus', 'Car'];
console.log(new Intl.ListFormat('en-GB', { style: 'long', type: 'conjunction' }).formatToParts(list));

// [ { "type": "element", "value": "Motorcycle" },
//   { "type": "literal", "value": ", " },
//   { "type": "element", "value": "Bus" },
//   { "type": "literal", "value": ", and " },
//   { "type": "element", "value": "Car" } ];

Polyfill

formatjs Intl.ListFormat polyfill

Specifications

Specification
Intl.ListFormat
The definition of 'ListFormat' in that specification.

Browser compatibility

BCD tables only load in the browser

See also

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