GeolocationCoordinates:heading 屬性

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

GeolocationCoordinates 介面的 heading 唯讀屬性是一個 double 值,表示裝置正在行進的方向。此值以度數表示,指示裝置偏離正北方向的程度。0 度表示正北,方向是順時針決定的(這意味著東是 90 度,西是 270 度)。如果 GeolocationCoordinates.speed0,或裝置無法提供方向資訊,headingnull

一個 double,表示裝置正在行進的方向。

規範

Specification
Geolocation
# heading-attribute

瀏覽器相容性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
heading

Legend

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Full support
Full support
Has more compatibility info.

參見