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WorkerGlobalScope.onoffline

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

Syntax

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

Example

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

self.onoffline = function() {
  console.log('Your worker is now offline');
}

Specifications

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support 4 ? 29 ? ? ?
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support Yes 40 ? 29 ? ? 4.0

See also

The WorkerGlobalScope interface it belongs to.

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/WorkerGlobalScope/onoffline