The Intl.getCanonicalLocales() method returns an array containing the canonical locale names. Duplicates will be omitted and elements will be validated as structurally valid language tags.

Syntax

Intl.getCanonicalLocales(locales)

Parameters

locales
A list of String values for which to get the canonical locale names.

Return value

An array containing the canonical locale names.

Examples

Intl.getCanonicalLocales('EN-US'); // ["en-US"]
Intl.getCanonicalLocales(['EN-US', 'Fr']); // ["en-US", "fr"]

Intl.getCanonicalLocales('EN_US'); 
// RangeError:'EN_US' is not a structurally valid language tag

Specifications

Specification Status Comment
ECMAScript Internationalization API 4.0 (ECMA-402)
The definition of 'Intl.getCanonicalLocales' in that specification.
Draft Initial definition

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support54 No48 No No11
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidIE mobileOpera AndroidiOS Safari
Basic support No No No56 No No11

See also

Document Tags and Contributors

 Contributors to this page: fscholz, arai, nmve, Sebastianz, eduardoboucas
 Last updated by: fscholz,