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 Standard The definition of 'NavigatorLanguage: language' in that specification. |
Living Standard | Initial definition |
Browser compatibility
BCD tables only load in the browser