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NavigatorStorage

Secure context
This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The NavigatorStorage mixin adds to the Navigator and WorkerNavigator interfaces the Navigator.storage property, which provides access to the StorageManager singleton used for controlling the persistence of data stores as well as obtaining information

Note: This feature is available in Web Workers.

There are many APIs which provide ways for Web content to store data on a user's computer, including cookies, the Web Storage API (Window.localStorage and Window.sessionStorage), and IndexedDB. The Storage Standard is designed to serve as a common basis for the implementation of all of those APIs and storage technologies, so that their constraints and configurations can be understood and controlled using a common set of methods and properties.

Properties

storage Read only Secure context
Returns the StorageManager singleton object which is used to access the Storage Manager. Through the returned object, you can control persistence of data stores as well as get estimates of how much space is left for your site or appliation to store data.

Methods

The NavigatorStorage mixin has no methods.

Specifications

Specification Status Comment
Storage Living Standard Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Microsoft Edge Opera Safari
Basic support ? 51 (51)[1] ? ? ? ?
Feature Android Chrome for Android Firefox Mobile (Gecko) Firefox OS (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? ? 51.0 (51)[1] ? ? ? ?

[1] Firefox 51 introduced NavigatorStorage, navigator.storage, and the StorageManager.estimate() method. These are enabled by default in nightly builds but disabled by default in all other builds. You can enable these features by setting the preference dom.storageManager.enabled to true.

See also

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, Sheppy
 Last updated by: chrisdavidmills,