Intl.getCanonicalLocales()

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

Using getCanonicalLocales

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
ECMAScript Internationalization API (ECMA-402)
The definition of 'Intl.getCanonicalLocales' in that specification.

Browser compatibility

DesktopMobileServer
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung InternetNode.js
getCanonicalLocalesChrome Full support 54Edge Full support 16Firefox Full support 48IE No support NoOpera No support NoSafari Full support 11WebView Android No support NoChrome Android No support NoFirefox Android Full support 56Opera Android No support NoSafari iOS Full support 11Samsung Internet Android No support Nonodejs Full support 7.0.0

Legend

Full support
Full support
No support
No support

See also