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@IBAction func nextTurn(sender: AnyObject) {
if numberOfTurn < (playersForPicker.count-1) {
numberOfTurn++
}else{
numberOfTurn = 0
}
titleForTwo.title = playersForPicker[numberOfTurn]
var lostPlayer = playersForPicker[numberOfTurn]
playersForPicker.removeAtIndex(numberOfTurn)
func pickerView(pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String! {
return playersForPicker[row]
}
playersForPicker.insert(lostPlayer, atIndex: numberOfTurn)
startButton.setTitle("Next Turn", forState: UIControlState())
}
這組代碼更改我的視圖的標題很好,但它不會以任何方式更改該選擇器視圖。如何使用按鈕更改選取器視圖?