public function getRow($int = 0)
    {
        if (!isset($this->arr[$int])) {
            throw new \OutOfRangeException('There is no line having this index.');
        }

        return $this->arr[$int];
    }
public function getRow($int = 0)
    {
        if (!isset($this->arr[$int])) {
            throw new \OutOfRangeException('There is no line having this index.');
        }

        return $this->arr[$int];
    }
public function getRow ( $ int = 0 ) { if ( ! isset ( $ this -> arr [ $ int ] ) ) { throw new \ OutOfRangeException ( 'There is no line having this index.' ) ; } return $ this -> arr [ $ int ] ; }
Gets the row having the given index.

@throw \OutOfRangeException If given index does not exist.
@param  integer $int Row's index
@access public
@return mixed
Gets the row having the given index .