WorkerGlobalScope: error event
The error event of the WorkerGlobalScope 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 shows an onerror handler set inside a worker:
js
self.onerror = () => {
console.log("There is an error inside your worker!");
};
The same snippet, but using addEventListener():
js
self.addEventListener("error", () => {
console.log("There is an error inside your worker!");
});
Specifications
| Specification |
|---|
| HTML Standard # handler-workerglobalscope-onerror |
Browser compatibility
BCD tables only load in the browser
See also
The WorkerGlobalScope interface it belongs to.