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PositionOptions.enableHighAccuracy

PositionOptions.enableHighAccuracy 是一個 Boolean 的值。此值指出方法是否需要回傳最佳的結果。如果值為真且該裝置是具備提供精準位置的能力,則方法會回傳最佳結果。必須注意的是最佳結果會導致較長的回應時間或者需要更多的電力耗損 (舉例來說擁有GPS晶片的手機)。相反來說,如果值為偽,機器會因為回應時間較短以及消耗較少的電力達到資源節省。預設值:偽。

語法

positionOptions.enableHighAccuracy = booleanValue

規格

Specification Status Comment
Geolocation API
The definition of 'PositionOptions.enableHighAccuracy' in that specification.
Recommendation Initial definition

瀏覽器的相容性

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support 5 3.5 (1.9.1) 9 10.60
No support 15.0
16.0
5
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? ? 4.0 (4) ? 10.60 ?

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