Scrollview Demo

import UIKit

class ViewController: UIViewController, UIScrollViewDelegate {

    @IBOutlet weak var scrollView: UIScrollView!

    override func viewDidLoad() {
        super.viewDidLoad()

        let images = ["1.png", "2.png", "3.png", "4.png", "5.png", "6.png", "7.png"]

        var temp : CGFloat = 0

        for var i = 0 ; i < images.count; i++ {
            let imageView = UIImageView(frame: CGRectMake(temp + 20, 0, self.view.frame.size.width, self.scrollView.frame.size.height))

            imageView.image = UIImage(named: images[i])
            scrollView.addSubview(imageView)

            temp += 20
            temp += self.view.frame.size.width

        }

        scrollView.contentSize = CGSizeMake(temp, scrollView.frame.size.height)

        scrollView.pagingEnabled = true
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }


}