PattysLucky7App-PattysMapViewController-0421_2018.md

code_for_2ndViewController_byUsing_methods_namedPrepare

```
//  ViewController.swift
//  PattysMapApp2018
//  Created by sendbest on 2018/4/21.

import UIKit
import MapKit

class ViewController: PattysMapViewController {
    
    
    //to add code for update mehod for prepare(for:sender:)
    
    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {  //sender: Any || AnyObjectSS
        
        if segue.identifier == "showLuckySeven" {
            let destinationController = segue.destination as! PattysMapViewController
            destinationController.luckySeven = luckySeven
        }
        
    }
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
    }
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
    }
    
    
}

```