CLLocation Tag Image GeoLocation in IPhone Swift 4

If u want to save data image with geolocation follow this step below, it's just can read in mac os and Iphone not for write exif metadata file .

import UIKit
import CoreLocation
import Photos
import ImageIO
import MobileCoreServices 

class SaveDataImageVC: UIViewController, CLLocationManagerDelegate {
    
    @IBOutlet weak var imageView: UIImageView!
    
    var locManager = CLLocationManager()
    var currentLocation: CLLocation!
    
    override func viewDidLoad() {
        super.viewDidLoad()

        locManager.delegate = self
        locManager.desiredAccuracy = kCLLocationAccuracyBest
        locManager.requestAlwaysAuthorization()
        locManager.startUpdatingLocation()
        
        let cllocation = locManager.location?.coordinate
        
        addAsset(image: imageCoordinate.image!, location: locManager.location)
    }
    
    func addAsset(image: UIImage, location: CLLocation? = nil) {
        
        PHPhotoLibrary.shared().performChanges({
            
            // Request creating an asset from the image.
            
            let creationRequest = PHAssetChangeRequest.creationRequestForAsset(from: image)
            
            // Set metadata location
            
            if let location = location {
                
                creationRequest.location = location
                
            }
            
        }, completionHandler: { success, error in
            
            if !success { NSLog("error creating asset: \(String(describing: error))") }
            
        })
        
    }
}