public final function getResultId(int $i): ?int
    {
        return ($result = $this->getResult($i)) ? $result->getId() : null;
    }
public final function getResultId(int $i): ?int
    {
        return ($result = $this->getResult($i)) ? $result->getId() : null;
    }
public final function getResultId ( int $ i ) : ? int { return ( $ result = $ this -> getResult ( $ i ) ) ? $ result -> getId ( ) : null ; }
Get result id.
@param  int $i
@return ?int
Get result id .