Dynamic UITextview with button

//

//  ViewController.swift

//  TextView

//

//  Created by Divakar Singh on 2/28/17.

//  Copyright (c) 2017 Divakar Singh. All rights reserved.

//

import UIKit

class ViewController: UIViewController {

    var tv1 : UITextView!

    var tv2 : UITextView!

    

    var btn1 : UIButton!

    var btn2 : UIButton!

    

    override func viewDidLoad() {

        super.viewDidLoad()

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

        

        // create tv

        tv1 = UITextView()

        tv1.frame = CGRect(x: 50, y: 100, width: 300, height: 36)

        tv1.text = "Default Textview 1"

    

        view.addSubview(tv1)

        // create tv2

        tv2 = UITextView()

        tv2.frame = CGRect(x: 50, y: 150, width: 300, height: 36)

        tv2.text = "Default Textview 2"

        

        view.addSubview(tv2)

        

        // creating button for set data

        btn1 = UIButton()

        btn1.frame = CGRect(x: 50.0, y: 200, width: 120, height: 36)

        btn1.backgroundColor = UIColor.darkGrayColor()

        btn1.setTitle("SetData", forState: UIControlState.Normal);

        btn1.tag = 1

        btn1.addTarget(self, action: "getSetData:", forControlEvents: UIControlEvents.TouchUpInside)

        view.addSubview(btn1)

        

        // creating button for get and set data

        btn2 = UIButton()

        btn2.frame = CGRect(x: 50.0, y: 250, width: 120, height: 36)

        btn2.backgroundColor = UIColor.darkGrayColor()

        btn2.tag = 2

        btn2.setTitle("GetData", forState: UIControlState.Normal);

        btn2.addTarget(self, action: "getSetData:", forControlEvents: UIControlEvents.TouchUpInside)

        view.addSubview(btn2)

        

    }

    func getSetData(sender : UIButton)

    {

        var sendTag = sender.tag

        if sendTag == 1

        {  tv1.text = " hello textview, you changed" }

        else if sendTag == 2

        {

            tv2.text = tv1.text

        }

    }

    

    

    override func didReceiveMemoryWarning() {

        super.didReceiveMemoryWarning()

        // Dispose of any resources that can be recreated.

    }

}