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WorkerGlobalScope: languagechange event

The languagechange event is fired at the global scope object when the user's preferred language changes.

This event is not cancelable and does not bubble.

Syntax

Use the event name in methods like addEventListener(), or set an event handler property.

js

addEventListener("languagechange", (event) => {});

onlanguagechange = (event) => {};

Event type

A generic Event.

Examples

You can use the languagechange event in an addEventListener method:

js

worker.addEventListener("languagechange", () => {
  console.log("languagechange event detected!");
});

Or use the onlanguagechange event handler property:

js

worker.onlanguagechange = (event) => {
  console.log("languagechange event detected!");
};

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
languagechange_event 4 79 74 No 11.5 4 ≤37 18 79 14 5 1.0

See also

© 2005–2023 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WorkerGlobalScope/languagechange_event