mytest.swift

import UIKit
import Foundation

class ViewController: UIViewController {

  var myArray = [String]()
  @IBOutlet weak var mydatePicker: UIDatePicker!
 override func viewDidLoad() {
    super.viewDidLoad()

 }

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


@IBAction func mydatepickerAction(sender: AnyObject) {

   var daFormet = NSDateFormatter()

    //For ex: 2015:01:17:20:05
   daFormet.dateFormat = "YYY:MM:dd:HH:mm"

   //This makes datestring from Datepickersdate
   var dateString:String = daFormet.stringFromDate(mydatePicker.date)

    //Makes an array from the date String
    myArray = dateString.componentsSeparatedByString(":")

}


@IBAction func myButton(sender: AnyObject) {


    println(myArray)

    //Creates a date from  components
    var newMyDate:NSDate = dateFromComponents(myArray[2] .toInt()!, month: myArray[1] .toInt()!, year: myArray[0] .toInt()!, hour: myArray[3] .toInt()!, minute: myArray[0] .toInt()!, second: 00)

    println(newMyDate)
    var date = NSDate()
    println(date)

}

func dateFromComponents(day:Int, month:Int, year:Int, hour:Int, minute:Int, second:Int) -> NSDate {
    var cal = NSCalendar(calendarIdentifier: NSGregorianCalendar)!
    cal.timeZone = NSTimeZone.localTimeZone()
    var comps = NSDateComponents()
    comps.day = day
    comps.year = year
    comps.second = second
    comps.hour = hour
    comps.minute = minute
    comps.month = month
    return cal.dateFromComponents(comps)!
 }

}