alarms.Alarm

Information about a single alarm. This object is returned from alarms.get() and alarms.getAll(), and is passed into the alarms.onAlarm listener.

Type

Values of this type are objects. They contain the following properties:

name

string. Name of this alarm. This is the name that was passed into the alarms.create() call that created this alarm.

scheduledTime

double. Time at which the alarm is scheduled to fire next, in milliseconds since the epoch.

periodInMinutes Optional

double. If this is not null, then the alarm is periodic, and this represents its period in minutes.

Browser compatibility

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desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Firefox for Android
Safari on iOS
Alarm

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Full support
Full support

Note: This API is based on Chromium's chrome.alarms API.