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This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
The storageQuota property of the Navigator interface of the Quota Management API provides means to query and request storage usage and quota information. You can get a reference to this interface using Navigator.storageQuota.
Properties
StorageQuota.supportedTypesRead only- Returns a list of the available storage types.
Methods
StorageQuota.queryInfo- Returns a
StorageInfoobject containting the current data usage and available quota information for the application. StorageQuota.requestPersistentQuota- Requests persistent storage for the requesting application and returns a
Promiseto an instance ofStorageInfo. There is no guarantee that the requested space will be granted by the user agent. -
Specifications
| Specification | Status | Comment |
|---|---|---|
| Quota Management API The definition of 'storageQuota' in that specification. |
Editor's Draft | Initial definition. |
Browser Compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 55.0 | ? | ? | 42 | ? |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | 55.0 | ? | ? | ? | 42 | ? | 55.0 |