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The 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.
Properties
The WorkerNavigator interface implements properties from the NavigatorID, NavigatorLanguage, NavigatorOnLine, NavigatorDataStore, and NavigatorConcurrentHardware interfaces.
WorkerNavigator.connectionRead only- Provides a
NetworkInformationobject containing information about the network connection of a device. WorkerNavigator.locksRead only- Returns a
LockManagerobject which provides methods for requesting a newLockobject and querying for an existing <code>Lock</code> object. WorkerNavigator.permissionsRead only- Returns a
Permissionsobject that can be used to query and update permission status of APIs covered by the Permissions API. Navigator.storageRead only- Returns a
StorageManagerinterface for managing persistance permissions and estimating available storage.
Inherited properties
NavigatorID.appCodeNameRead only- Always returns
'Mozilla', in any browser. This property is kept only for compatibility purposes. NavigatorID.appNameRead only- Returns the official name of the browser. Do not rely on this property to return the correct value.
NavigatorID.appVersionRead only- Returns the version of the browser as a string. Do not rely on this property to return the correct value.
NavigatorConcurrentHardware.hardwareConcurrencyRead only- Returns the number of logical processor cores available.
NavigatorLanguage.languageRead only- Returns a
DOMStringrepresenting the language version of the browser. Thenullvalue is returned when this is unknown. NavigatorLanguage.languagesRead only- Returns an array of
DOMStrings representing the languages known to the user, in order of preference. NavigatorOnLine.onLineRead only- Returns a
Booleanindicating whether the browser is online. NavigatorID.platformRead only- Returns a string representing the platform of the browser. Do not rely on this property to return the correct value.
NavigatorID.productRead only- Always returns
'Gecko', on any browser. This property is kept only for compatibility purposes. NavigatorID.userAgentRead only- Returns the user agent string for the current browser.
Methods
The WorkerNavigator interface implements methods from the NavigatorID, NavigatorLanguage and NavigatorOnLine interfaces.
Specifications
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of 'WorkerNavigator' in that specification. |
Living Standard |
Browser compatibility
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.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Chrome Full support 1 | Edge ? | Firefox Full support 3.5 | IE ? | Opera Full support Yes | Safari ? | WebView Android Full support Yes | Chrome Android Full support Yes | Edge Mobile ? | Firefox Android Full support 4 | Opera Android Full support Yes | Safari iOS ? | Samsung Internet Android Full support Yes |
connection | Chrome Full support 61 | Edge ? | Firefox No support No | IE No support No | Opera Full support Yes | Safari No support No | WebView Android Full support 50 | Chrome Android Full support 38 | Edge Mobile ? | Firefox Android Full support 53 | Opera Android Full support 37 | Safari iOS No support No | Samsung Internet Android Full support Yes |
permissions | Chrome Full support 43 | Edge ? | Firefox Full support 46 | IE ? | Opera Full support 30 | Safari ? | WebView Android Full support 43 | Chrome Android Full support 43 | Edge Mobile ? | Firefox Android Full support 46 | Opera Android Full support 30 | Safari iOS ? | Samsung Internet Android Full support 4.0 |
sendBeacon | Chrome Full support 39 | Edge ? | Firefox No support No | IE No support No | Opera Full support 26 | Safari No support No | WebView Android Full support 39 | Chrome Android Full support 39 | Edge Mobile ? | Firefox Android No support No | Opera Android Full support 26 | Safari iOS No support No | Samsung Internet Android Full support 4.0 |
serviceWorker | Chrome ? | Edge ? | Firefox ? | IE ? | Opera ? | Safari ? | WebView Android ? | Chrome Android ? | Edge Mobile ? | Firefox Android ? | Opera Android ? | Safari iOS ? | Samsung Internet Android ? |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.
See also
- Other Worker-related interfaces:
Worker,WorkerLocation, andWorkerGlobalScope. - Using web workers.