Notification: maxActions static property

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Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The maxActions attribute of the Notification interface returns the maximum number of actions supported by the device and the User Agent. Effectively, this is the maximum number of elements in Notification.actions array which will be respected by the User Agent.

Value

An integer number which indicates the largest number of notification actions that can be presented to the user by the User Agent and the device.

Examples

The following snippet logs the maximum number of supported actions.

js

const maxActions = Notification.maxActions;
console.log(
  `This device can display at most ${maxActions} actions on each notification.`
);

Specifications

Specification
Notifications API Standard
# dom-notification-maxactions

Browser compatibility

BCD tables only load in the browser

See also