["Worksheet_4"]=>
      array(2) {
        ["ctrlProps"]=>
        NULL
        ["printerSettings"]=>
        NULL
      }
    }
    ["default_content_types"]=>
    array(1) {
      ["bin"]=>
      string(75) "application/vnd.openxmlformats-officedocument.spreadsheetml.printerSettings"
    }
  }
  ["showHorizontalScroll":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  bool(true)
  ["showVerticalScroll":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  bool(true)
  ["showSheetTabs":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  bool(true)
  ["minimized":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  bool(false)
  ["autoFilterDateGrouping":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  bool(true)
  ["firstSheetIndex":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  int(0)
  ["visibility":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  string(7) "visible"
  ["tabRatio":"PhpOffice\PhpSpreadsheet\Spreadsheet":private]=>
  int(600)
}
reference`,`first_name`,`dob`,`last_name`,`status4 ROWS
INSERT INTO TT_user (`reference`,`first_name`,`dob`,`la