php通过PHPExcel导入Excel表格到MySQL数据库

<?phpdefine('BASE_URL', realpath(dirname(__FILE__)));require_once BASE_URL . '/PHPExcel/PHPExcel.php';//引入PHPExcel类文件//excel文件的地址$excel_fiel_path = './phpexcel.xls';$PHPExcel = new PHPExcel();// 实例化PHPExcel工具类//分析文件获取后缀判断是2007版本还是2003$extend = pathinfo("./" . $excel_fiel_path);$extend = strtolower($extend["extension"]); // 判断xlsx版本，如果是xlsx的就是2007版本的，否则就是2003if ($extend=="xlsx") {    $PHPReader = new PHPExcel_Reader_Excel2007();    $PHPExcel = $PHPReader->load("./" . $excel_fiel_path);}else{    $PHPReader = new PHPExcel_Reader_Excel5();    $PHPExcel = $PHPReader->load("./" . $excel_fiel_path);} /* 第二种方法*/$objWorksheet = $PHPExcel->getActiveSheet();$highestRow = $objWorksheet->getHighestRow(); echo 'highestRow='.$highestRow;echo "<br>";$highestColumn = $objWorksheet->getHighestColumn();$highestColumnIndex = PHPExcel_Cell::columnIndexFromString($highestColumn);//总列数echo 'highestColumnIndex='.$highestColumnIndex;echo "<br>";$headtitle=array(); for ($row = 2;$row <= $highestRow;$row++) {    $strs=array();    //注意highestColumnIndex的列数索引从0开始    for ($col = 0;$col < $highestColumnIndex;$col++)    {        $strs[$col] =$objWorksheet->getCellByColumnAndRow($col, $row)->getValue();    }     //todo    //连接mysql ，一条条写入  }