效果圖：

不多說，直接上程式碼：

if ($_REQUEST['act'] == 'export')
{
    ini_set('memory_limit','500M');
    set_time_limit(0);
   
    $sql = "SELECT "
        . "goods_id, " // 編號
        . "goods_name, " // 商品名稱
        . "goods_sn, " // 貨號
        . "shop_price, " // 價格
        . "is_on_sale, " // 上架
        . "is_best, " // 精品
        . "is_new, " // 新品
        . "is_hot, " // 熱銷
        . "sort_order, " // 推薦排序
        . "goods_img, " // 圖片
        . "goods_number " // 庫存
        . "FROM " . $GLOBALS['ecs']->table('goods') . 'AS g ' ;

    $res = $GLOBALS['db']->getAll($sql);

    // 引入phpexcel核心類檔案
    require_once ROOT_PATH . '/includes/phpexcel/Classes/PHPExcel.php';
    require_once ROOT_PATH . '/includes/phpexcel/Classes/PHPExcel/Writer/Excel2007.php';
    // 例項化excel類
    $objPHPExcel = new PHPExcel();
    $objWriter = new PHPExcel_Writer_Excel2007($objPHPExcel);
    // 操作第一個工作表
    $objPHPExcel->setActiveSheetIndex(0);
    // 設定sheet名
    $objPHPExcel->getActiveSheet()->setTitle('商品列表');

    // 設定表格寬度
    $objPHPExcel->getActiveSheet()->getColumnDimension('A')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('B')->setWidth(40);
    $objPHPExcel->getActiveSheet()->getColumnDimension('C')->setWidth(15);
    $objPHPExcel->getActiveSheet()->getColumnDimension('D')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('E')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('F')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('G')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('H')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('I')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('J')->setWidth(10);
    $objPHPExcel->getActiveSheet()->getColumnDimension('K')->setWidth(20);

    //設定行高
    $objPHPExcel->getActiveSheet()->getRowDimension('1')->setRowHeight(20);//第一行 行高20
    $objPHPExcel->getActiveSheet()->getDefaultRowDimension()->setRowHeight(80);//預設行高80
    

    // 列名錶頭文字加粗
    $objPHPExcel->getActiveSheet()->getStyle('A1:J1')->getFont()->setBold(true);
    // 列表頭文字居中
    $objPHPExcel->getActiveSheet()->getStyle('A1:J1')->getAlignment()
        ->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);

    // 列名賦值
    $objPHPExcel->getActiveSheet()->setCellValue('A1', '編號');
    $objPHPExcel->getActiveSheet()->setCellValue('B1', '商品名稱');
    $objPHPExcel->getActiveSheet()->setCellValue('C1', '貨號');
    $objPHPExcel->getActiveSheet()->setCellValue('D1', '價格');
    $objPHPExcel->getActiveSheet()->setCellValue('E1', '上架');
    $objPHPExcel->getActiveSheet()->setCellValue('F1', '精品');
    $objPHPExcel->getActiveSheet()->setCellValue('G1', '新品');
    $objPHPExcel->getActiveSheet()->setCellValue('H1', '熱銷');
    $objPHPExcel->getActiveSheet()->setCellValue('I1', '推薦排序');
    $objPHPExcel->getActiveSheet()->setCellValue('J1', '庫存');
    $objPHPExcel->getActiveSheet()->setCellValue('K1', '圖片');

    // 資料起始行
    $row_num = 2;
    // 向每行單元格插入資料
    foreach($res as $value)
    {
        // 設定所有垂直居中
        $objPHPExcel->getActiveSheet()->getStyle('A' . $row_num . ':' . 'J' . $row_num)->getAlignment()
            ->setVertical(PHPExcel_Style_Alignment::VERTICAL_CENTER);
        // 設定價格為數字格式
        $objPHPExcel->getActiveSheet()->getStyle('D' . $row_num)->getNumberFormat()
            ->setFormatCode(PHPExcel_Style_NumberFormat::FORMAT_NUMBER_00);
        // 居中
        $objPHPExcel->getActiveSheet()->getStyle('E' . $row_num . ':' . 'H' . $row_num)->getAlignment()
            ->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);

        // 設定單元格數值
        $objPHPExcel->getActiveSheet()->setCellValue('A' . $row_num, $value['goods_id']);
        $objPHPExcel->getActiveSheet()->setCellValue('B' . $row_num, $value['goods_name']);
        $objPHPExcel->getActiveSheet()->setCellValue('C' . $row_num, $value['goods_sn']);
        $objPHPExcel->getActiveSheet()->setCellValue('D' . $row_num, $value['shop_price']);
        $objPHPExcel->getActiveSheet()->setCellValue('E' . $row_num, $value['is_on_sale'] ? '√' : '×');
        $objPHPExcel->getActiveSheet()->setCellValue('F' . $row_num, $value['is_best'] ? '√' : '×');
        $objPHPExcel->getActiveSheet()->setCellValue('G' . $row_num, $value['is_new'] ? '√' : '×');
        $objPHPExcel->getActiveSheet()->setCellValue('H' . $row_num, $value['is_hot'] ? '√' : '×');
        $objPHPExcel->getActiveSheet()->setCellValue('I' . $row_num, $value['sort_order']);
        $objPHPExcel->getActiveSheet()->setCellValue('J' . $row_num, $value['goods_number']);


        // 圖片生成
        $objDrawing[$row_num] = new PHPExcel_Worksheet_Drawing();
        $objDrawing[$row_num]->setPath('../'.$value['goods_img']);
        // 設定寬度高度
        $objDrawing[$row_num]->setHeight(80);//照片高度
        $objDrawing[$row_num]->setWidth(80); //照片寬度
        /*設定圖片要插入的單元格*/
        $objDrawing[$row_num]->setCoordinates('K'.$row_num);
        // 圖片偏移距離
        $objDrawing[$row_num]->setOffsetX(12);
        $objDrawing[$row_num]->setOffsetY(12);
        $objDrawing[$row_num]->setWorksheet($objPHPExcel->getActiveSheet());

        $row_num++;
    }

    $outputFileName = 'goods_' . time() . '.xls';
    $xlsWriter = new PHPExcel_Writer_Excel5($objPHPExcel);
    header("Content-Type: application/force-download");
    header("Content-Type: application/octet-stream");
    header("Content-Type: application/download");
    header('Content-Disposition:inline;filename="' . $outputFileName . '"');
    header("Content-Transfer-Encoding: binary");
    header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
    header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
    header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
    header("Pragma: no-cache");
    $xlsWriter->save("php://output");
    echo file_get_contents($outputFileName);
}