Navigator

The Navigator interface represents the state and the identity of the user agent. It allows scripts to query it and to register themselves to carry on some activities.

A Navigator object can be retrieved using the read-only Window.navigator property.

Properties

Doesn't inherit any property, but implements those defined in NavigatorID, NavigatorLanguage, NavigatorOnLine, NavigatorGeolocation, NavigatorPlugins, NavigatorUserMedia, and NetworkInformation.

Standard

NavigatorID.appCodeName Read only

Returns the internal "code" name of the current browser. Do not rely on this property to return the correct value.

NavigatorID.appName Read only

Returns a DOMString with 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 DOMString. Do not rely on this property to return the correct value.

Navigator.battery Read only

Returns a BatteryManager object you can use to get information about the battery charging status.

NetworkInformation.connection Read only

Provides a Connection with information about the network connection of a device.

NavigatorGeolocation.geolocation Read only

Returns a Geolocation object allowing accessing the location of the device.

NavigatorPlugins.javaEnabled Read only

Returns a Boolean flag indicating whether the host browser is Java-enabled or not.

NavigatorLanguage.language Read only

Returns a DOMString representing the preferred language of the user, usually the language of the browser UI. The null value is returned when this is unknown.

NavigatorLanguage.languages Read only

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

NavigatorPlugins.mimeTypes Read only

Returns an MimeTypeArray listing the MIME types supported by the browser.

NavigatorOnLine.onLine Read only

Returns a Boolean indicating whether the browser is working online.

Navigator.oscpu

Returns a string that represents the current operating system.

NavigatorID.platform Read only

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

NavigatorPlugins.plugins Read only

Returns a PluginArray listing the plugins installed in the browser.

NavigatorID.product Read only

Always returns 'Gecko', on any browser. This property is kept only for compatibility purpose.

NavigatorID.userAgent Read only

Returns the user agent string for the current browser.

Navigator.serviceWorker Read only

Returns a ServiceWorkerContainer object, which provides access to registration, removal, upgrade, and communication with the ServiceWorker objects for the associated document.

Non-standard

navigator.buildID

Returns the build identifier of the browser (e.g., "2006090803").

Navigator.cookieEnabled

Returns a boolean indicating whether cookies are enabled in the browser or not.

navigator.doNotTrack

Reports the value of the user's do-not-track preference. When this value is "yes", your web site or application should not track the user.

navigator.id

Returns the id object which you can use to add support for BrowserID to your web site.

navigator.mozApps

Returns an Apps object you can use to install, manage, and control Open Web apps.

navigator.mozAudioChannelManager

The navigator.mozAudioChannelManager object provides access to the mozAudioChannelManager interface, which is used to manage your Firefox OS device's audio channels, including setting what channel's volume to affect when the volume buttons are pressed inside a particular app.

navigator.mozNotification Unerwünscht Gecko 22
navigator.webkitNotification

Returns a notification object you can use to deliver notifications to the user from your web application.

navigator.mozSocial

The Object, returned by the navigator.mozSocial property, is available within the social media provider's panel to provide functionality it may need.

navigator.productSub

Returns the build number of the current browser (e.g., "20060909").

navigator.securitypolicy

Returns an empty string. In Netscape 4.7x, returns "US & CA domestic policy" or "Export policy".

navigator.standalone

Returns a boolean indicating whether the browser is running in standalone mode. Available on Apple's iOS Safari only.

navigator.vendor

Returns the vendor name of the current browser (e.g., "Netscape6").

navigator.vendorSub

Returns the vendor version number (e.g. "6.1").

navigator.webkitPointer

Returns a PointerLock object for the Mouse Lock API.

Methods

Doesn't inherit any method, but implements those defined in NavigatorID, NavigatorContentUtils, NavigatorUserMedia, and NavigatorStorageUtils.

Standard

NavigatorUserMedia.getUserMedia()

After having prompted the user for permission, returns the audio or video stream associated to a camera or microphone on the local computer.

navigator.registerContentHandler

Allows web sites to register themselves as a possible handler for a given MIME type.

navigator.registerProtocolHandler

Allows web sites to register themselves as a possible handler for a given protocol.

NavigatorID.taintEnabled() Unerwünscht Gecko 1.7.8 Veraltet seit Gecko 9.0

Returns false. JavaScript taint/untaint functions removed in JavaScript 1.2.

Navigator.vibrate()

Causes vibration on devices with support for it. Does nothing if vibration support isn't available.

Non standard

navigator.mozIsLocallyAvailable

Lets code check to see if the document at a given URI is available without using the network.

navigator.mozPay

Allows in-app payment.

navigator.preference Veraltet seit Gecko 2.0

Sets a user preference. This method is only available to privileged code and is obsolete; you should use the XPCOM Preferences API instead.

navigator.requestWakeLock

Request a wake lock for a resource. A wake lock prevents a specific part of a device from being turned off automatically.