以編程方式檢查iPhone是否已啓用GPS

Question

如何檢查iPhone是否已啓用GPS？

Answer 1

http://developer.apple.com/library/ios/#documentation/CoreLocation/Reference/CLLocationManager_Class/CLLocationManager/CLLocationManager.html

[CLLocationManager locationServicesEnabled]

返回一個布爾值指示是否定位服務在設備上啓用。