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如何爲數組返回數據而不是函數onSuccess
和onError
?什麼,我需要將數據傳遞給數組javascript
function onSuccess(position) {
alert('Latitude: ' + position.coords.latitude + '\n' +
'Longitude: ' + position.coords.longitude + '\n' +
'Altitude: ' + position.coords.altitude + '\n' +
'Accuracy: ' + position.coords.accuracy + '\n' +
'Altitude Accuracy: ' + position.coords.altitudeAccuracy + '\n' +
'Heading: ' + position.coords.heading + '\n' +
'Speed: ' + position.coords.speed + '\n' +
'Timestamp: ' + position.timestamp + '\n');
}
function onError(error) {
alert('code: ' + error.code + '\n' +
'message: ' + error.message + '\n');
}
navigator.geolocation.watchPosition(onSuccess, onError, { timeout: 30000 });
例子:
geolocation = navigator.geolocation.watchPosition(null, null, { timeout: 30000 });
if(!geolocation.error)
alert(geolocation.coords.latitude);
插件:https://github.com/apache/cordova-plugin-geolocation
可能重複[如何返回來自異步調用的響應?](http://stackoverflow.com/questions/14220321/how-do-i-return-the-response-from-an-異步調用) – vlaz
我沒有發現我的案例。你能解釋我嗎? –
沒有例子。這是解釋說,JavaScript不工作的方式,你問。你需要從一個異步的思維集中來解決它。 – adrianj98