From 218934fa2ed1c702a6d3923d2aa2cc6b43c48684 Mon Sep 17 00:00:00 2001 From: Peter Bengtsson Date: Tue, 8 Dec 2020 14:43:23 -0500 Subject: initial commit --- files/zh-tw/web/api/navigator/index.html | 154 +++++++++++++++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 files/zh-tw/web/api/navigator/index.html (limited to 'files/zh-tw/web/api/navigator/index.html') diff --git a/files/zh-tw/web/api/navigator/index.html b/files/zh-tw/web/api/navigator/index.html new file mode 100644 index 0000000000..84fcfacf61 --- /dev/null +++ b/files/zh-tw/web/api/navigator/index.html @@ -0,0 +1,154 @@ +--- +title: Navigator +slug: Web/API/Navigator +tags: + - API + - HTML-DOM + - Interface + - NeedsTranslation + - Reference + - TopicStub + - Web Performance +translation_of: Web/API/Navigator +--- +

{{ APIRef("DOM4") }}

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Navigator 介面標示了用戶代理（user agent）的狀態與身份。它允許腳本查詢與註冊，以進行一些活動。

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Navigator 可以被檢索，只要使用唯讀的 {{domxref("window.navigator")}} 屬性。

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屬性

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它並不繼承任何屬性，但其實做已被定義於 {{domxref("NavigatorID")}}、{{domxref("NavigatorLanguage")}}、{{domxref("NavigatorOnLine")}}、{{domxref("NavigatorContentUtils")}}、{{domxref("NavigatorStorage")}}、{{domxref("NavigatorStorageUtils")}}、{{domxref("NavigatorConcurrentHardware")}}、{{domxref("NavigatorPlugins")}}、{{domxref("NavigatorUserMedia")}}.

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標準

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{{domxref("Navigator.activeVRDisplays")}} {{readonlyInline}}{{experimental_inline}}
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Returns an array containing every {{domxref("VRDisplay")}} object that is currently presenting ({{domxref("VRDisplay.ispresenting")}} is true).
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{{domxref("NavigatorID.appCodeName")}} {{readonlyInline}}{{experimental_inline}}
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Returns the internal "code" name of the current browser. Do not rely on this property to return the correct value.
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{{domxref("NavigatorID.appName")}} {{readonlyInline}}{{experimental_inline}}
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Returns a {{domxref("DOMString")}} with the official name of the browser. Do not rely on this property to return the correct value.
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{{domxref("NavigatorID.appVersion")}} {{readonlyInline}}{{experimental_inline}}
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Returns the version of the browser as a {{domxref("DOMString")}}. Do not rely on this property to return the correct value.
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{{domxref("Navigator.battery")}} {{readonlyInline}}
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Returns a {{domxref("BatteryManager")}} object you can use to get information about the battery charging status.
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{{domxref("Navigator.connection")}} {{readonlyInline}}{{experimental_inline}}
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Provides a {{domxref("NetworkInformation")}} object containing information about the network connection of a device.
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{{domxref("Navigator.cookieEnabled")}} {{readonlyinline}}
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Returns false if setting a cookie will be ignored and true otherwise.
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{{domxref("Navigator.geolocation")}} {{readonlyInline}}
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Returns a {{domxref("Geolocation")}} object allowing accessing the location of the device.
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{{domxref("NavigatorConcurrentHardware.hardwareConcurrency")}} {{readOnlyInline}}
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Returns the number of logical processor cores available.
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{{domxref("NavigatorPlugins.javaEnabled")}} {{readonlyInline}}{{experimental_inline}}
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Returns a {{domxref("Boolean")}} flag indicating whether the host browser is Java-enabled or not.
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{{domxref("NavigatorLanguage.language")}} {{readonlyInline}}
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Returns a {{domxref("DOMString")}} representing the preferred language of the user, usually the language of the browser UI. The null value is returned when this is unknown.
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{{domxref("NavigatorLanguage.languages")}} {{readonlyInline}}
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Returns an array of {{domxref("DOMString")}} representing the languages known to the user, by order of preference.
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{{domxref("NavigatorPlugins.mimeTypes")}} {{readonlyInline}}{{experimental_inline}}
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Returns an {{domxref("MimeTypeArray")}} listing the MIME types supported by the browser.
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{{domxref("NavigatorOnLine.onLine")}} {{readonlyInline}}
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Returns a {{domxref("Boolean")}} indicating whether the browser is working online.
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{{domxref("Navigator.oscpu")}}
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Returns a string that represents the current operating system.
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{{domxref("Navigator.permissions")}} {{readonlyinline}}{{experimental_inline}}
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Returns a {{domxref("Permissions")}} object that can be used to query and update permission status of APIs covered by the Permissions API.
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{{domxref("NavigatorID.platform")}} {{readonlyInline}}{{experimental_inline}}
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Returns a string representing the platform of the browser. Do not rely on this function to return a significant value.
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{{domxref("NavigatorPlugins.plugins")}} {{readonlyInline}}{{experimental_inline}}
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Returns a {{domxref("PluginArray")}} listing the plugins installed in the browser.
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{{domxref("NavigatorID.product")}} {{readonlyInline}} {{experimental_inline}}
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Always returns 'Gecko', on any browser. This property is kept only for compatibility purpose.
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{{domxref("Navigator.serviceWorker")}} {{readonlyInline}}
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Returns a {{domxref("ServiceWorkerContainer")}} object, which provides access to registration, removal, upgrade, and communication with the {{domxref("ServiceWorker")}} objects for the associated document.
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{{domxref("Navigator.storage")}} {{readonlyinline}}
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Returns the singleton {{domxref('StorageManager')}} object used for managing persistance permissions and estimating available storage on a site-by-site/app-by-app basis.
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{{domxref("NavigatorID.userAgent")}} {{readonlyInline}}
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Returns the user agent string for the current browser.
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Non-standard

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Firefox OS devices adds more non-standard properties. You can consult them on the Firefox OS Navigator extensions article.

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{{domxref("Navigator.buildID")}} {{non-standard_inline}}
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Returns the build identifier of the browser (e.g., "2006090803").
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{{domxref("Navigator.cookieEnabled")}} {{non-standard_inline}}
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Returns a boolean indicating whether cookies are enabled in the browser or not.
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{{domxref("Navigator.credentials")}} {{non-standard_inline}}
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Returns the {{domxref("CredentialsContainer")}} interface which exposes methods to request credentials and notify the user agent when interesting events occur such as successful sign in or sign out. 
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{{domxref("Navigator.doNotTrack")}} {{non-standard_inline}}
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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.
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{{domxref("Navigator.id")}} {{non-standard_inline}}
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Returns the {{domxref("window.navigator.id", "id")}} object which you can use to add support for BrowserID to your web site.
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{{domxref("Navigator.mediaDevices")}} {{non-standard_inline}}
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Returns a reference to a {{domxref("MediaDevices")}} object which can then be used to get information about available media devices ({{domxref("MediaDevices.enumerateDevices()")}}), find out what constrainable properties are supported for media on the user's computer and user agent ({{domxref("MediaDevices.getSupportedConstraints()")}}), and to request access to media using {{domxref("MediaDevices.getUserMedia()")}}.
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{{domxref("Navigator.mozNotification")}} {{deprecated_inline("22")}} {{non-standard_inline}}
+ {{domxref("Navigator.webkitNotification")}}
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Returns a {{domxref("navigator.mozNotification", "notification")}} object you can use to deliver notifications to the user from your web application.
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{{domxref("Navigator.mozSocial")}} {{non-standard_inline}}
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The Object, returned by the navigator.mozSocial property, is available within the social media provider's panel to provide functionality it may need.
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{{domxref("Navigator.presentation")}} {{non-standard_inline}}
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Returns a reference to the {{domxref("Presentation")}} API.
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{{domxref("Navigator.productSub")}} {{non-standard_inline}}
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Returns the build number of the current browser (e.g., "20060909").
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{{domxref("Navigator.securitypolicy")}} {{non-standard_inline}}
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Returns an empty string. In Netscape 4.7x, returns "US & CA domestic policy" or "Export policy".
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{{domxref("Navigator.standalone")}} {{non-standard_inline}}
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Returns a boolean indicating whether the browser is running in standalone mode. Available on Apple's iOS Safari only.
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{{domxref("Navigator.storageQuota")}} {{readonlyinline}} {{experimental_inline}}
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Returns a {{domxref('StorageQuota')}} interface which provides means to query and request storage usage and quota information.
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{{domxref("Navigator.vendor")}} {{non-standard_inline}}
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Returns the vendor name of the current browser (e.g., "Netscape6").
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{{domxref("Navigator.vendorSub")}} {{non-standard_inline}}
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Returns the vendor version number (e.g. "6.1").
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{{domxref("Navigator.webkitPointer")}} {{non-standard_inline}}
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Returns a PointerLock object for the Mouse Lock API.
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方法

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Doesn't inherit any method, but implements those defined in {{domxref("NavigatorID")}}, {{domxref("NavigatorContentUtils")}}, {{domxref("NavigatorUserMedia")}}, and {{domxref("NavigatorStorageUtils")}}.

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Standard

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{{domxref("Navigator.getVRDisplays()")}} {{experimental_inline}}
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Returns a promise that resolves to an array of {{domxref("VRDisplay")}} objects representing any available VR devices connected to the computer.
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{{domxref("Navigator.getUserMedia", "Navigator.getUserMedia()")}} {{experimental_inline}}
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After having prompted the user for permission, returns the audio or video stream associated to a camera or microphone on the local computer.
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{{domxref("Navigator.registerContentHandler()")}}
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Allows web sites to register themselves as a possible handler for a given MIME type.
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{{domxref("Navigator.registerProtocolHandler()")}}
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Allows web sites to register themselves as a possible handler for a given protocol.
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{{domxref("Navigator.requestMediaKeySystemAccess()")}} {{experimental_inline}}
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Returns a {{jsxref("Promise")}} for a MediaKeySystemAccess object.
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{{domxref("Navigator.sendBeacon()")}}{{experimental_inline}}
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Used to asynchronously transfer a small amount of data using {{Glossary("HTTP")}} from the User Agent to a web server.
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{{domxref("Navigator.share()")}}{{experimental_inline}}
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Invokes the native sharing mechanism of the current platform.
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{{domxref("NavigatorID.taintEnabled()")}} {{deprecated_inline("1.7.8")}} {{obsolete_inline("9.0")}} {{experimental_inline}}
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Returns false. JavaScript taint/untaint functions removed in JavaScript 1.2.
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{{domxref("Navigator.vibrate()")}} {{gecko_minversion_inline("11.0")}}
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Causes vibration on devices with support for it. Does nothing if vibration support isn't available.
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Non-standard

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Firefox OS devices adds more non-standard methods. You can consult them on the Firefox OS Navigator extensions article.

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{{domxref("Navigator.mozIsLocallyAvailable()")}} {{non-standard_inline}}

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Lets code check to see if the document at a given URI is available without using the network.
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{{domxref("Navigator.mozPay()")}} {{non-standard_inline}}
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Allows in-app payment.
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