iOS Address encoding parsing

-(void) viewdidload

{

[Super Viewdidload];

Creating an Address resolver

Self.geocoder = [[Clgeocoder alloc] init];

}

-(Ibaction) encodetapped: (ID) sender

{

Gets the address string entered by the user

nsstring* addr = Self.addrField.text;

if (addr! = Nil && addr.length > 0)

{

[Self.geocoder geocodeaddressstring:addr

Completionhandler: ^ (Nsarray *placemarks, Nserror *error)

{

If the number of collection elements of the parsed result is greater than 1, the longitude and latitude information is obtained.

if (Placemarks.count > 0)

{

Only the first parse result is processed, and the list is used in the actual project to allow the user to select

clplacemark* placemark = placemarks[0];

cllocation* location = placemark.location;

Self.resultView.text = [NSString stringWithFormat:

@ "Longitude of%@:%g, Latitude:%g", addr,

Location.coordinate.longitude,

Location.coordinate.latitude];

}

Did not get the result of parsing.

Else

{

Use Uialertview to alert users

[[[Uialertview alloc] initwithtitle:@ "Reminder"

message:@ "The address you entered cannot be resolved" Delegate:nil

cancelbuttontitle:@ "OK" otherbuttontitles:nil]

Show];

}

}];

}

}

-(Ibaction) reversetapped: (ID) sender

{

nsstring* longitudestr = Self.longitudeField.text;

nsstring* latitudestr = Self.latitudeField.text;

if (longitudestr! = nil && longitudestr.length > 0

&& latitudestr! = Nil && latitudestr.length > 0)

{

Encapsulates the latitude and longitude entered by the user into a Cllocation object

cllocation* location = [[Cllocation alloc]

Initwithlatitude:[latitudestr Floatvalue]

Longitude:[longitudestr Floatvalue]];

[Self.geocoder reversegeocodelocation:location Completionhandler:

^ (Nsarray *placemarks, Nserror *error)

{

If the number of collection elements of the parsed result is greater than 1, the longitude and latitude information is obtained.

if (Placemarks.count > 0)

{

Only the first parse result is processed, and the actual project can use the list to let the user choose

clplacemark* placemark = placemarks[0];

Get Detailed address information

nsarray* Addrarray = [placemark.addressdictionary

objectforkey:@ "Formattedaddresslines"];

Stitching the detailed address into a string

nsmutablestring* addr = [[Nsmutablestring alloc] init];

for (int i = 0; i < addrarray.count; i + +)

{

[addr Appendstring:addrarray[i]];

}

Self.resultView.text = [NSString stringWithFormat:

@ "Longitude:%g, Latitude:%g's address is:%@",

Location.coordinate.longitude,

Location.coordinate.latitude, addr];

}

Did not get the result of parsing.

Else

{

Use Uialertview to alert users

[[[Uialertview alloc] initwithtitle:@ "Reminder"

message:@ "The address you entered cannot be resolved" Delegate:nil

cancelbuttontitle:@ "OK" otherbuttontitles:nil]

Show];

}

}];

}

}

iOS Address encoding parsing