Intl.DisplayNames.prototype.of()

The Intl.DisplayNames.prototype.of() method receives a code and returns a string based on the locale and options provided when instantiating Intl.DisplayNames.

Syntax

of(code)

Parameters

code

The code to provide depends on the type:

If the type is "region", code should be either an ISO-3166 two letters region code, or a three digits UN M49 Geographic Regions.
If the type is "script", code should be an ISO-15924 four letters script code.
If the type is "language", code should be a languageCode ["-" scriptCode] ["-" regionCode ] *("-" variant ) subsequence of the unicode_language_id grammar in UTS 35's Unicode Language and Locale Identifiers grammar. languageCode is either a two letters ISO 639-1 language code or a three letters ISO 639-2 language code.
If the type is "currency", code should be a 3-letter ISO 4217 currency code.

Return value

A language-specific formatted string.

Examples

Using the of method

let regionNames = new Intl.DisplayNames(['en'], {type: 'region'});
regionNames.of('419'); // "Latin America"

let languageNames = new Intl.DisplayNames(['en'], {type: 'language'});
languageNames.of('fr'); // "French"

let currencyNames = new Intl.DisplayNames(['en'], {type: 'currency'});
currencyNames.of('EUR'); // "Euro"

Specifications

Specification
ECMAScript Internationalization API Specification # sec-Intl.DisplayNames.prototype.of

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