-
Notifications
You must be signed in to change notification settings - Fork 22.4k
/
index.md
45 lines (29 loc) · 1.02 KB
/
index.md
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
---
title: "Worker: error event"
short-title: error
slug: Web/API/Worker/error_event
page-type: web-api-event
browser-compat: api.Worker.error_event
---
{{APIRef("Web Workers API")}}{{AvailableInWorkers("window_and_worker_except_service")}}
The **`error`** event of the {{domxref("Worker")}} interface fires when an error occurs in the worker.
## Syntax
Use the event name in methods like {{domxref("EventTarget.addEventListener", "addEventListener()")}}, or set an event handler property.
```js
addEventListener("error", (event) => {});
onerror = (event) => {};
```
## Event type
A generic {{domxref("Event")}}.
## Example
The following code snippet creates a {{domxref("Worker")}} object using the {{domxref("Worker.Worker", "Worker()")}} constructor and sets up an `onerror` handler on the resulting object:
```js
const myWorker = new Worker("worker.js");
myWorker.onerror = (event) => {
console.log("There is an error with your worker!");
};
```
## Specifications
{{Specifications}}
## Browser compatibility
{{Compat}}