The NavigatorLanguage.language
read-only property returns a string representing the preferred language of the user, usually the language of the browser UI.
Syntax
const lang = navigator.language
Value
A DOMString
. lang
stores a string representing the language version as defined in BCP 47. Examples of valid language codes include "en", "en-US", "fr", "fr-FR", "es-ES", etc.
Note that in Safari on iOS prior to 10.2, the country code returned is lowercase: "en-us", "fr-fr" etc.
Example
if (/^en\b/.test(navigator.language)) {
doLangSelect(window.navigator.language);
}
Specifications
Specification | Status | Comment |
---|---|---|
HTML Living StandardThe definition of 'NavigatorLanguage: language' in that specification. | Living Standard | 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.
See also
NavigatorLanguage.language by Mozilla Contributors is licensed under CC-BY-SA 2.5.