public function getArray()
    {
        $data = [];
        $sheet = $this->excel->getActiveSheet();
        $hrow = $sheet->getHighestRow();
        $hcol = $sheet->getHighestColumn();
        $hcoli = \PHPExcel_Cell::columnIndexFromString($hcol);
        for ($r = 1; $r <= $hrow; $r++) {
            $dr = [];
            for ($c = 0; $c <= $hcoli; $c++) {
                $d = $sheet->getCellByColumnAndRow($c, $r)->getValue();
                array_push($dr, $d);
            }
            array_push($data, $dr);
        }
        return $data;
    }