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WorkerNavigator - Web APIs | MDN
WorkerNavigator Baseline Widely available *
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 self.navigator
property.
The WorkerNavigator
interface doesn't inherit any property.
WorkerNavigator.appCodeName
Deprecated
Read only
Always returns 'Mozilla'
, in any browser. This property is kept only for compatibility purposes.
WorkerNavigator.appName
Deprecated
Read only
Returns the official name of the browser. Do not rely on this property to return the correct value.
WorkerNavigator.appVersion
Deprecated
Read only
Returns the version of the browser as a string. Do not rely on this property to return the correct value.
WorkerNavigator.connection
Read only
Provides a NetworkInformation
object containing information about the network connection of a device.
WorkerNavigator.deviceMemory
Read only Secure context
Returns the amount of device memory in gigabytes. This value is an approximation given by rounding to the nearest power of 2 and dividing that number by 1024.
WorkerNavigator.globalPrivacyControl
Read only
Experimental
Returns a boolean indicating a user's consent to their information being shared or sold.
WorkerNavigator.gpu
Read only Secure context
Returns the GPU
object for the current worker context. The entry point for the WebGPU API .
WorkerNavigator.hardwareConcurrency
Read only
Returns the number of logical processor cores available.
WorkerNavigator.hid
Read only
Experimental
Secure context
Returns an HID
object providing methods for connecting to HID devices already granted permission by the user and listing attached HID devices, and event handlers for responding to HID devices connecting and disconnecting.
WorkerNavigator.language
Read only
Returns a string representing the preferred language of the user, usually the language of the browser UI. The null
value is returned when this is unknown.
WorkerNavigator.languages
Read only
Returns an array of strings representing the languages known to the user, by order of preference.
WorkerNavigator.locks
Read only Secure context
Returns a LockManager
object which provides methods for requesting a new Lock
object and querying for an existing Lock
object.
WorkerNavigator.mediaCapabilities
Read only
Returns a MediaCapabilities
object that can expose information about the decoding and encoding capabilities for a given format and output capabilities.
WorkerNavigator.onLine
Read only
Returns a boolean value indicating whether the browser is online.
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 .
WorkerNavigator.platform
Deprecated
Read only
Returns a string representing the platform of the browser. Do not rely on this property to return the correct value.
WorkerNavigator.product
Deprecated
Read only
Always returns 'Gecko'
, on any browser. This property is kept only for compatibility purposes.
WorkerNavigator.serial
Read only
Experimental
Secure context
Returns a Serial
object, which represents the entry point into the Web Serial API , to enable the control of serial ports.
WorkerNavigator.serviceWorker
Read only Secure context
Returns a ServiceWorkerContainer
object, which provides access to registration, removal, upgrade, and communication with the ServiceWorker
objects for the associated document .
WorkerNavigator.storage
Read only Secure context
Returns a StorageManager
interface for managing persistence permissions and estimating available storage.
WorkerNavigator.usb
Read only Secure context
Returns a USB
object for the current document, providing access to WebUSB API functionality.
WorkerNavigator.userAgent
Read only
Returns the user agent string for the current browser.
WorkerNavigator.userAgentData
Read only
Experimental
Secure context
Returns a NavigatorUAData
object, which gives access to information about the browser and operating system of the user.