W3cubDocs

/Web APIs

SharedWorker: error event

The error event of the SharedWorker interface fires when an error occurs in the worker.

Syntax

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

js

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

onerror = (event) => {};

Event type

A generic Event.

Example

The following code snippet creates a SharedWorker object using the SharedWorker() constructor and sets up an onerror handler on the resulting object:

js

const mySharedWorker = new SharedWorker("shared-worker.js");

mySharedWorker.onerror = (event) => {
  console.error("There is an error with your worker!");
};

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
error_event 5 79 29 No 10.6 165–7 No No 33 11–14 165–7 4.0–5.0

© 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/SharedWorker/error_event