NavigatorStorage

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

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

注意: 此特征可用于 Web 工作者 .

There are many APIs which provide ways for Web content to store data on a user's computer, including Cookie , 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.

特性

storage 只读 Secure context
返回 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.

方法

NavigatorStorage mixin has no methods.

规范

规范 状态 Comment
Storage 实时标准 初始定义。

浏览器兼容性

更新 GitHub 上的兼容性数据
Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
NavigatorStorage Chrome ? Edge ? Firefox 57
57
51
Disabled
Disabled From version 51: this feature is behind the dom.storageManager.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE ? Opera ? Safari ? WebView Android ? Chrome Android ? Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.storageManager.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android ? Safari iOS ? Samsung Internet Android ?
storage Chrome ? Edge ? Firefox 57
57
51
Disabled
Disabled From version 51: this feature is behind the dom.storageManager.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
IE ? Opera ? Safari ? WebView Android ? Chrome Android ? Firefox Android 51
Disabled
51
Disabled
Disabled From version 51: this feature is behind the dom.storageManager.enabled preference (needs to be set to true ). To change preferences in Firefox, visit about:config.
Opera Android ? Safari iOS ? Samsung Internet Android ?

图例

完整支持
完整支持
兼容性未知
兼容性未知
用户必须明确启用此特征。
用户必须明确启用此特征。

另请参阅