配置

添加请求获取位置权限的描述
在info.plist中添加键值对

Privacy - Location Always and When In Use Usage Description 永久请求时的描述
Privacy - Location When In Use Usage Description 临时请求的说明

添加请求位置的说明

添加在后台实时更新位置设置

允许后台位置实时更新

代码

import UIKit
import CoreLocation

class LocateViewController: UIViewController,CLLocationManagerDelegate {

    let locationManager:CLLocationManager = CLLocationManager()

    @IBOutlet weak var resultText: UITextView!
    override func viewDidLoad() {
          //使用期间获取位置
        //        locationManager.requestWhenInUseAuthorization()
                        
                //始终获取位置
      locationManager.delegate=self
      locationManager.requestAlwaysAuthorization()
      locationManager.startUpdatingLocation()
                print("开始定位")
    }
    func locationManager(_ locationManager: CLLocationManager, didUpdateLocations locations: [CLLocation]) {
           print(locations)
           let iosLocation=(locations.last?.coordinate)!
           let lat=iosLocation.latitude
           let lon=iosLocation.longitude
        resultText.text="纬度：\(lat)\n经度：\(lon)"
       }
       
       func locationManager(_ locationManager: CLLocationManager, didFailWithError error: Error) {
           print("定位失败")
           print(error)
       }
}