PHPExcel将Excel数据导入数据库

 <?php
 //PHPExcel读取导入Excel数据到数据库(2003,2007通用)使用方法:
 //先用excel2array（）方法将excel表中的数据存储到数组，在从遍历二维数组将数据保存进数据库
 require_once "./PHPExcel.class.php";
 require_once "./PHPExcel/Cell/DataType.php";
 require_once "./PHPExcel/IOFactory.php";
 /**
  * 将excel表中的数据存储到数组
  * @param string $filename 文件名
  * @return array
  */
 function excel2array($filename){
     $ext = pathinfo($filename, PATHINFO_EXTENSION);//获取文件后缀名
     if($ext == "xls"){
         $objReader = PHPExcel_IOFactory::createReader('Excel5');
     }
     if($ext == "xlsx"){
         $objReader = PHPExcel_IOFactory::createReader('Excel2007');
     }

     $objReader->setReadDataOnly(true);
     $objPHPExcel = $objReader->load($filename);
     $objWorksheet = $objPHPExcel->getActiveSheet();
     $highestRow = $objWorksheet->getHighestRow(); //取得行数
     $highestColumn = $objWorksheet->getHighestColumn();
     $highestColumnIndex = PHPExcel_Cell::columnIndexFromString($highestColumn); //取得列数
     $excelData = array();
     for ($row = 2; $row <= $highestRow; $row++) {
         for ($col = 0; $col < $highestColumnIndex; $col++) {
             $excelData[$row][] =$objWorksheet->getCellByColumnAndRow($col, $row)->getValue();
         }
     }
     return $excelData;
 }