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.
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Syntax
Intl.getCanonicalLocales(locales)
Parameters
locales- A list of
Stringvalues 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
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 54 | 16 | 48 | No | No | 11 |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | No | No | No | 56 | No | 11 | No |