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WorkerGlobalScope.onerror

Summary

The onerror property of the WorkerGlobalScope interface represents an EventHandler to be called when the error event occurs and bubbles through the Worker.

Syntax

self.onerror = function() { ... };

Example

The following code snippet shows an onerror handler set inside a worker:

self.onerror = function() {
  console.log('There is an error inside your worker!');
}

Specifications

Specification Status Comment
WHATWG HTML Living Standard
The definition of 'WorkerGlobalScope.onerror' in that specification.
Living Standard No change from Web Workers.
Web Workers
The definition of 'WorkerGlobalScope.onerror' in that specification.
Candidate Recommendation Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 4 3.5 (1.9.1) (Yes) 11.5 4
Feature Android Chrome for Android Firefox Mobile (Gecko) Firefox OS (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? 40 1.0 (1.9.1) 1.0.1 (Yes) (Yes) 5.1

See also

The WorkerGlobalScope interface it belongs to.

Document Tags and Contributors

 Contributors to this page: teoli, chrisdavidmills, kscarfone
 Last updated by: teoli,