Geolocation.clearWatch()

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.

Geolocation.clearWatch() 這個函式是用來取消 Geolocation.watchPosition() 註冊的函式。

語法

navigator.geolocation.clearWatch(id);

參數

編號(id)

這個編號(ID) 是由 Geolocation.watchPosition() 這個函式所回傳,當你不再需要收到位置更新時,你可以用此編號,取消 Geolocation.watchPosition() 的註冊。

範例

js
var id, target, option;

function success(pos) {
  var crd = pos.coords;

  if (target.latitude === crd.latitude && target.longitude === crd.longitude) {
    console.log("Congratulation, you reach the target");
    navigator.geolocation.clearWatch(id);
  }
}

function error(err) {
  console.warn("ERROR(" + err.code + "): " + err.message);
}

target = {
  latitude: 0,
  longitude: 0,
};

options = {
  enableHighAccuracy: false,
  timeout: 5000,
  maximumAge: 0,
};

id = navigator.geolocation.watchPosition(success, error, options);

規格

Specification
Geolocation
# clearwatch-method

瀏覽器的相容性

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
clearWatch

Legend

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Full support
Full support

請參考