WorkerNavigator

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.permissions Read only
Returns a Permissions object that can be used to query and update permission status of APIs covered by the Permissions API.

Inherited properties

NavigatorID.appCodeName Read only
Always returns 'Mozilla', in any browser. This property is kept only for compatibility purposes.
NavigatorID.appName Read only
Returns the official name of the browser. Do not rely on this property to return the correct value.
NavigatorID.appVersion Read only
Returns the version of the browser as a string. Do not rely on this property to return the correct value.
NavigatorConcurrentHardware.hardwareConcurrency Read only
Returns the number of logical processor cores available.
NavigatorLanguage.language Read only
Returns a DOMString representing the language version of the browser. The null value is returned when this is unknown.
NavigatorLanguage.languages Read only
Returns an array of DOMStrings representing the languages known to the user, in order of preference.
NavigatorOnLine.onLine Read only
Returns a Boolean indicating whether the browser is online.
NavigatorID.platform Read only
Returns a string representing the platform of the browser. Do not rely on this property to return the correct value.
NavigatorID.product Read only
Always returns 'Gecko', on any browser. This property is kept only for compatibility purposes.
NavigatorID.userAgent Read only
Returns the user agent string for the current browser.

Methods

The WorkerNavigator interface implements methods from the NavigatorID, NavigatorLanguage and NavigatorOnLine interfaces.

WorkerNavigator.sendBeacon()
Used to asynchronously transfer a small amount of data using HTTP from a Worker to a web server.

Specifications

Specification Status Comment
WHATWG HTML Living Standard
The definition of 'WorkerNavigator' in that specification.
Living Standard No change from Web Workers.
Web Workers
The definition of 'WorkerNavigator' in that specification.
Editor's Draft Initial definition

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support ? 3.5 (1.9.1) ? ? ?
appCodeName, product, taintEnabled() (Yes) 28 (28) (Yes) (Yes) (Yes)
onLine ? 29 (29) ? ? ?
language, languages ? 35 (35) ? ? ?
permissions 43.0 46 (46) ? ? ?
sendBeacon() No support No support No support No support No support
Feature Android Chrome for Android Firefox Mobile (Gecko) Firefox OS (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? ? 1.0 (1.9.1) 1.0.1 ? ? ?
appCodeName, product, taintEnabled() (Yes) (Yes) 28.0 (28) 1.3 (Yes) (Yes) (Yes)
onLine ? ? 29.0 (29) 1.4 ? ? ?
language, languages ? No support 35.0 (35) 2.2 ? ? ?
permissions ? 43.0 46.0 (46) ? ? ? ?
sendBeacon() No support No support No support No support No support No support No support

See also

 

Document Tags and Contributors

 Contributors to this page: Sheppy, chrisdavidmills, AFBarstow, teoli
 Last updated by: Sheppy,