function excelToArray(){  
    require_once dirname(__FILE__) . '/Lib/Classes/PHPExcel/IOFactory.php';  
      
    //載入excel檔案  
    $filename = dirname(__FILE__).'/result.xlsx';  
    $objPHPExcelReader = PHPExcel_IOFactory::load($filename);    
  
    $sheet = $objPHPExcelReader->getSheet(0);        // 讀取第一個工作表(編號從 0 開始)  
 

    $highestRow = $sheet->getHighestRow();           // 取得總行數  
    $highestColumn = $sheet->getHighestColumn();     // 取得總列數  
  
    $arr = array('A','B','C','D','E','F','G','H','I','J','K','L','M', 'N','O','P','Q','R','S','T','U','V','W','X','Y','Z');  
    // 一次讀取一列  
    $res_arr = array();  
    
 
for ($row = 2; $row <= $highestRow; $row++) {  
        $row_arr = array();  
        for ($column = 0; $arr[$column] != 'F'; $column++) {  
            $val = $sheet->getCellByColumnAndRow($column, $row)->getValue();  
            $row_arr[] = $val;  
        }  
          
        $res_arr
 
[] = $row_arr;  
    }  
      
    return $res_arr;  
}

或者

function excelToArray(){  
    require_once dirname(__FILE__) . '/Lib/Classes/PHPExcel/IOFactory.php';  
      
    //載入excel檔案  
    $filename = dirname(__FILE__).'/result.xlsx';  
    $objPHPExcelReader = PHPExcel_IOFactory::load($filename);    
  
    $reader = $objPHPExcelReader->getWorksheetIterator();  
    //迴圈讀取sheet  
    foreach($reader as $sheet) {  
        //讀取表內容  
        $content = $sheet->getRowIterator();  
        //逐行處理  
        $res_arr = array();  
        foreach($content as $key => $items) {  
              
             $rows = $items->getRowIndex();              //行  
             $columns = $items->getCellIterator();       //列  
             $row_arr = array();  
             //確定從哪一行開始讀取  
             if($rows < 2){  
                 continue;  
             }  
             //逐列讀取  
             foreach($columns as $head => $cell) {  
                 //獲取cell中資料  
                 $data = $cell->getValue();  
                 $row_arr[] = $data;  
             }  
             $res_arr[] = $row_arr;  
        }  
          
    }  
      
    return $res_arr;  
}

Excel檔案匯出

/** 
 * 建立(匯出)Excel資料表格 
 * @param  array   $list        要匯出的陣列格式的資料 
 * @param  string  $filename    匯出的Excel表格資料表的檔名 
 * @param  array   $indexKey    $list陣列中與Excel表格表頭$header中每個專案對應的欄位的名字(key值) 
 * @param  array   $startRow    第一條資料在Excel表格中起始行 
 * @param  [bool]  $excel2007   是否生成Excel2007(.xlsx)以上相容的資料表 
 * 比如: $indexKey與$list陣列對應關係如下: 
 *     $indexKey = array('id','username','sex','age'); 
 *     $list = array(array('id'=>1,'username'=>'YQJ','sex'=>'男','age'=>24)); 
 */  
function exportExcel($list,$filename,$indexKey,$startRow=1,$excel2007=false){  
    //檔案引入  
    require_once APP_ROOT.'/Api/excel/PHPExcel.php';  
    require_once APP_ROOT.'/Api/excel/PHPExcel/Writer/Excel2007.php';  
      
    if(empty($filename)) $filename = time();  
    if( !is_array($indexKey)) return false;  
      
    $header_arr = array('A','B','C','D','E','F','G','H','I','J','K','L','M', 'N','O','P','Q','R','S','T','U','V','W','X','Y','Z');  
    //初始化PHPExcel()  
    $objPHPExcel = new PHPExcel();  
      
    //設定儲存版本格式  
    if($excel2007){  
        $objWriter = new PHPExcel_Writer_Excel2007($objPHPExcel);  
        $filename = $filename.'.xlsx';  
    }else{  
        $objWriter = new PHPExcel_Writer_Excel5($objPHPExcel);  
        $filename = $filename.'.xls';  
    }  
      
    //接下來就是寫資料到表格裡面去  
    $objActSheet = $objPHPExcel->getActiveSheet();  
    //$startRow = 1;  
    foreach ($list as $row) {  
        foreach ($indexKey as $key => $value){  
            //這裡是設定單元格的內容  
            $objActSheet->setCellValue($header_arr[$key].$startRow,$row[$value]);  
        }  
        $startRow++;  
    }  
      
    // 下載這個表格，在瀏覽器輸出  
    header("Pragma: public");  
    header("Expires: 0");  
    header("Cache-Control:must-revalidate, post-check=0, pre-check=0");  
    header("Content-Type:application/force-download");  
    header("Content-Type:application/vnd.ms-execl");  
    header("Content-Type:application/octet-stream");  
    header("Content-Type:application/download");;  
    header('Content-Disposition:attachment;filename='.$filename.'');  
    header("Content-Transfer-Encoding:binary");  
    $objWriter->save('php://output');  
}

function exportExcel($list,$filename,$indexKey=array()){  
    require_once dirname(__FILE__) . '/Lib/Classes/PHPExcel/IOFactory.php';  
    require_once dirname(__FILE__) . '/Lib/Classes/PHPExcel.php';  
    require_once dirname(__FILE__) . '/Lib/Classes/PHPExcel/Writer/Excel2007.php';  
      
    $header_arr = array('A','B','C','D','E','F','G','H','I','J','K','L','M', 'N','O','P','Q','R','S','T','U','V','W','X','Y','Z');  
      
    //$objPHPExcel = new PHPExcel();                        //初始化PHPExcel(),不使用模板  
    $template = dirname(__FILE__).'/template.xls';          //使用模板  
    $objPHPExcel = PHPExcel_IOFactory::load($template);     //載入excel檔案,設定模板  
      
    $objWriter = new PHPExcel_Writer_Excel5($objPHPExcel);  //設定儲存版本格式  
      
    //接下來就是寫資料到表格裡面去  
    $objActSheet = $objPHPExcel->getActiveSheet();  
    $objActSheet->setCellValue('A2',  "活動名稱：江南極客");  
    $objActSheet->setCellValue('C2',  "匯出時間：".date('Y-m-d H:i:s'));  
    $i = 4;  
    foreach ($list as $row) {  
        foreach ($indexKey as $key => $value){  
            //這裡是設定單元格的內容  
            $objActSheet->setCellValue($header_arr[$key].$i,$row[$value]);  
        }  
        $i++;  
    }  
      
    // 1.儲存至本地Excel表格  
    //$objWriter->save($filename.'.xls');  
      
    // 2.接下來當然是下載這個表格了，在瀏覽器輸出就好了  
    header("Pragma: public");  
    header("Expires: 0");  
    header("Cache-Control:must-revalidate, post-check=0, pre-check=0");  
    header("Content-Type:application/force-download");  
    header("Content-Type:application/vnd.ms-execl");  
    header("Content-Type:application/octet-stream");  
    header("Content-Type:application/download");;  
    header('Content-Disposition:attachment;filename="'.$filename.'.xls"');  
    header("Content-Transfer-Encoding:binary");  
    $objWriter->save('php://output');  
}