CoreLocation.framework 要用到這個(gè)框架

import <CoreLocation/CoreLocation.h>

地圖編碼 是 向蘋果發(fā)送一個(gè)地名 返回詳細(xì)的地名

  #import "ViewController.h"
            #import <CoreLocation/CoreLocation.h>

            @interface ViewController ()

            /**
             *  地理編碼對(duì)象
             */
            @property (nonatomic,strong) CLGeocoder * geocoder;

            @end

            @implementation ViewController

            - (void)viewDidLoad {
                [super viewDidLoad];
                // Do any additional setup after loading the view, typically from a nib.
                self.geocoder = [[CLGeocoder alloc] init];
                
                
                // 向蘋果服務(wù)器發(fā)送網(wǎng)絡(luò)請(qǐng)求虫腋，獲取 "地名" 的詳細(xì)信息
                //廣州圖書館
                [self.geocoder geocodeAddressString:@"浸潭鎮(zhèn)" completionHandler:^(NSArray *placemarks, NSError *error) {
                    //此block是在主線程調(diào)用
                    NSLog(@"%@",[NSThread currentThread]);
                    if (!error) {
                        // CLPlacemark 位置標(biāo)記
                        for (CLPlacemark *placemark in placemarks) {
                            NSLog(@"成功 %@",[placemark class]);
                            
                            NSLog(@"地理名稱%@",placemark.name);
                            NSLog(@"街道名%@",placemark.thoroughfare);
                            NSLog(@"國(guó)家%@",placemark.country);
                            NSLog(@"城市%@",placemark.locality);
                            NSLog(@"區(qū): %@",placemark.subLocality);

                            NSLog(@"地址%@",placemark.addressDictionary);
                            NSLog(@"=======\n");
                        }
                    }else{
                        NSLog(@"%@",error);
                    }
                    
                }];
            }
   @end

反地理編碼 是 向蘋果發(fā)送一個(gè)經(jīng)緯度 返回詳細(xì)的地名
對(duì)象懶加載

import "ViewController.h"

        #import <CoreLocation/CoreLocation.h>

        @interface ViewController ()
        @property (nonatomic,strong) CLGeocoder * geocoder;
        @end



        @implementation ViewController


        -(CLGeocoder *)geocoder{
            if (!_geocoder) {
                _geocoder = [[CLGeocoder alloc] init];
            }
            
            return _geocoder;
        }

        - (void)viewDidLoad {
            [super viewDidLoad];
            // Do any additional setup after loading the view, typically from a nib.
            
            //反地理編碼： 把 "經(jīng)緯" 轉(zhuǎn)化成詳細(xì)的地理信息
            
            //廣州花城廣場(chǎng): 經(jīng)度 113.324675 緯度 23.124103
            CLLocation *loc = [[CLLocation alloc] initWithLatitude:23.124103 longitude:113.324675];
            
            
            [self.geocoder reverseGeocodeLocation:loc completionHandler:^(NSArray *placemarks, NSError *error) {
                //此block是在主線程調(diào)用
                NSLog(@"%@",[NSThread currentThread]);
                if (!error) {
                    // CLPlacemark 位置標(biāo)記
                    for (CLPlacemark *placemark in placemarks) {
                        NSLog(@"成功 %@",[placemark class]);
                        
                        NSLog(@"地理名稱%@",placemark.name);
                        NSLog(@"街道名%@",placemark.thoroughfare);
                        NSLog(@"國(guó)家%@",placemark.country);
                        NSLog(@"城市%@",placemark.locality);
                        NSLog(@"區(qū): %@",placemark.subLocality);
                        
                        NSLog(@"地址%@",placemark.addressDictionary);
                        NSLog(@"=======\n");
                    }
                }else{
                    NSLog(@"%@",error);
                }
                
            }];
        }



        @end