Geolocation.clearWatch() - Web API 接口参考 编辑

Geolocation.clearWatch()这个方法主要用于使用 Geolocation.watchPosition() 注册的 位置/错误 监听器。

语法

navigator.geolocation.clearWatch(id);

参数

id

希望移除的监听器所对应的 Geolocation.watchPosition() 返回的 ID 数字。

示例

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);

规范

规范	状态	说明
Geolocation API	Recommendation	Initial specification.

浏览器兼容性

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!

• Desktop
• Mobile

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari
Basic support	5	3.5 (1.9.1)	9	10.60 Removed in 15.0 Reintroduced in 16.0	5

Feature	Android	Chrome for Android	Firefox Mobile (Gecko)	IE Mobile	Opera Mobile	Safari Mobile
Basic support	?	?	4.0 (4)	?	10.60	?

 

相关链接

• 使用地理位置定位
• Geolocation
• Geolocation.watchPosition()
• Geolocation.getCurrentPosition()