Alarms do not persist across browser sessions. They are created globally across all contexts of a single extension. E.g. alarm created in background script will fire
onAlarm event in background script, options page, popup page and extension tabs (and vice versa). Alarms API is not available in
To use this API you need to have the "alarms" permission.
- Information about a particular alarm.
- Fired when an alarm goes off.
BCD tables only load in the browser
This API is based on Chromium's
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.