ios - How to compare my current location Lat and Log with a radius of 3 miles ? Xcode -


i have user's current location in form of lat , lon in view controller , i'm missing comparing user location file or gpx of location want compare , idea when user drives or place example college app said "welcome blag bla college ...

thanks . i'm using xcode , swift .

create cllocation object user's location, , 1 second location. use cllocation method distancefromlocation: calculate distance.


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