How to program to show the GPS availability and Accuracy level in an iphone? and it has to wipe the previous lat, lon info in label.
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问题:
回答1:
There is a class in iOS sdk called CLLocationManager. Go though its documentation in the XCode or look for some sample example.
http://mobileorchard.com/hello-there-a-corelocation-tutorial/
回答2:
CLLocationManager has a method locationServicesEnabled to check if the service is enabled or not
[CLLocationManager locationServicesEnabled]
