/**
* Convenience method for out() that wraps message between <question /> tag
* @param string|array|null $message A string or an array of strings to
* output
* @param int $newlines Number of newlines to append
* @param int $level The message's output level, see above
* @return int|bool Returns the number of bytes returned from writing to
* stdout
*/
public function question($message = null, $newlines = 1, $level = Shell::NORMAL)
{
return parent::out(sprintf('<question>%s</question>', $message), $newlines, $level);
}