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StorageManager

files/en-us/web/api/storagemanager/index.md

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{{securecontext_header}}{{APIRef("Storage")}} {{AvailableInWorkers}}

The StorageManager interface of the Storage API provides an interface for managing persistence permissions and estimating available storage. You can get a reference to this interface using either {{domxref("navigator.storage")}} or {{domxref("WorkerNavigator.storage")}}.

Instance methods

  • {{domxref("StorageManager.estimate()")}}
    • : Returns a {{jsxref('Promise')}} that resolves to an object containing usage and quota numbers for your origin.
  • {{domxref("StorageManager.getDirectory()")}}
    • : Used to obtain a reference to a {{domxref("FileSystemDirectoryHandle")}} object allowing access to a directory and its contents, stored in the origin private file system. Returns a {{jsxref('Promise')}} that fulfills with a {{domxref("FileSystemDirectoryHandle")}} object.
  • {{domxref("StorageManager.persist()")}}
    • : Returns a {{jsxref('Promise')}} that resolves to true if the user agent is able to persist your site's storage.
  • {{domxref("StorageManager.persisted()")}}
    • : Returns a {{jsxref('Promise')}} that resolves to true if persistence has already been granted for your site's storage.

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}