在此页

• 特性
• 方法
• 规范
• 浏览器兼容性
• 另请参阅
• 相关话题

WorkerNavigator interface represents a subset of the Navigator interface allowed to be accessed from a Worker . Such an object is initialized for each worker and is available via the WorkerGlobalScope.navigator property obtained by calling window.self.navigator .

特性

WorkerNavigator interface implements properties from the NavigatorID , NavigatorLanguage , NavigatorOnLine , NavigatorDataStore ，和 NavigatorConcurrentHardware 接口。

WorkerNavigator.connection 只读

提供 NetworkInformation object containing information about the network connection of a device.

WorkerNavigator.locks 只读

返回 LockManager object which provides methods for requesting a new 锁 object and querying for an existing 锁 对象。

WorkerNavigator.permissions 只读

返回 权限 object that can be used to query and update permission status of APIs covered by the 权限 API .

Navigator.storage 只读

返回 StorageManager interface for managing persistance permissions and estimating available storage.

Inherited properties

NavigatorID.appCodeName 只读

始终返回 'Mozilla' , in any browser. This property is kept only for compatibility purposes.

NavigatorID.appName 只读

Returns the official name of the browser. Do not rely on this property to return the correct value.

NavigatorID.appVersion 只读

Returns the version of the browser as a string. Do not rely on this property to return the correct value.

NavigatorConcurrentHardware.hardwareConcurrency 只读

Returns the number of logical processor cores available.

NavigatorLanguage.language 只读

返回 DOMString representing the language version of the browser. The null value is returned when this is unknown.

NavigatorLanguage.languages 只读

Returns an array of DOMString s representing the languages known to the user, in order of preference.

NavigatorOnLine.onLine 只读

返回 布尔 indicating whether the browser is online.

NavigatorID.platform 只读

Returns a string representing the platform of the browser. Do not rely on this property to return the correct value.

NavigatorID.product 只读

始终返回 'Gecko' , on any browser. This property is kept only for compatibility purposes.

NavigatorID.userAgent 只读

Returns the user agent string for the current browser.

方法

WorkerNavigator interface implements methods from the NavigatorID , NavigatorLanguage and NavigatorOnLine 接口。

规范

规范	状态	注释
HTML 实时标准 The definition of 'WorkerNavigator' in that specification.	实时标准

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
WorkerNavigator	Chrome 1	Edge ≤79	Firefox 3.5	IE ?	Opera Yes	Safari ?	WebView Android Yes	Chrome Android Yes	Firefox Android 4	Opera Android Yes	Safari iOS ?	Samsung Internet Android Yes
connection	Chrome 61	Edge ≤79	Firefox No	IE No	Opera Yes	Safari No	WebView Android 50	Chrome Android 38	Firefox Android 53	Opera Android 37	Safari iOS No	Samsung Internet Android 3.0
permissions	Chrome 43	Edge ≤79	Firefox No	IE ?	Opera 30	Safari No	WebView Android 43	Chrome Android 43	Firefox Android No	Opera Android 30	Safari iOS No	Samsung Internet Android 4.0
serviceWorker	Chrome ?	Edge ?	Firefox ?	IE ?	Opera ?	Safari ?	WebView Android ?	Chrome Android ?	Firefox Android ?	Opera Android ?	Safari iOS ?	Samsung Internet Android ?

图例

完整支持

完整支持

不支持

不支持

兼容性未知 ?

兼容性未知

实验。期望将来行为有所改变。

实验。期望将来行为有所改变。

另请参阅

• Other Worker-related interfaces: Worker , WorkerLocation ，和 WorkerGlobalScope .
• Using web workers.

元数据

• 最后修改： Jun 14, 2019

相关话题

1. Web 工作者 API
2. WorkerNavigator
3. 特性

   1. appCodeName
   2. appName
   3. appVersion
   4. connection
   5. 语言
   6. languages
   7. locks
   8. onLine
   9. permissions
   10. platform
   11. product
   12. userAgent
4. 方法

   1. taintEnabled()
5. Web 工作者 API 相关页面

   1. AbstractWorker
   2. ChromeWorker
   3. DedicatedWorkerGlobalScope
   4. ServiceWorker
   5. SharedWorker
   6. SharedWorkerGlobalScope
   7. Worker
   8. WorkerGlobalScope
   9. WorkerLocation