ViewController : Passing Data

Swift 3.2


1. Create New Project
2. Single View without core data
3. Click on MainStoryBoard

4. On main ViewController - Add 1 button and 1 textfield
5. Now, Add new View Controller file - ViewTwo 
(Right click on main project --> New File --> Choose Swift --> and type name "ViewTwo" --> create ).  SEE IMAGEs

6. Inside the ViewTwo class file write this code. 

ViewTwo.swift

//

//  ViewTwo.swift

//  ShowView1

//

//  Created by Divakar Singh on 4/3/17.

//  Copyright © 2017 Divakar Singh. All rights reserved.

//

import Foundation

import UIKit

class ViewTwo : UIViewController {

    

    @IBOutlet var Label: UILabel!

    var LabelText = String()

    

    

    override func viewDidLoad() {

        Label.text = LabelText

    

    }

}

 7. Inside the ViewController class file write this code

ViewController.swift

//

//  ViewController.swift

//  ShowView1

//

//  Created by Divakar Singh on 4/3/17.

//  Copyright © 2017 Divakar Singh. All rights reserved.

//

import UIKit

class ViewController: UIViewController {

    @IBOutlet var TextField: UITextField!

    

    

    override func viewDidLoad() {

        super.viewDidLoad()

        // Do any additional setup after loading the view, typically from a nib.

    }

    override func didReceiveMemoryWarning() {

        super.didReceiveMemoryWarning()

        // Dispose of any resources that can be recreated.

    }

    

    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {

        var DestViewController : ViewTwo = segue.destination as! ViewTwo

        DestViewController.LabelText = TextField.text!

        

  

    }

}