var datePicker:UIdatePicker
func dateselcted()
{
    var date:NSDate = NSDate()
    datePicker.minimumdate = date
    if cell.dateText.characters.count == 0
    {
        //If user not select any date I am showing current date  and working fine
        var dateOb:AnyObject =
        datePicker.setdate(date ,animated:false)
    }
    else
    {
        // Suppose user select DEC 20 2015 storing this date in one object example below and working fine but it is fails when scroll datepicker wheel very fast then it is showing the other date how to show "DEC 20 2015 " when picker wheel scrolls fastly I want to show date what I selected

        var dateOb:AnyObject = DEC 20 2015
        datePicker.setdate( dateOb as nsdate ,animated:false)
    }
}

pickerView:didSelectRow:inComponent:

datePicker.date = [NSDate date];
datePicker.date = date;