【功能点】php导出excel

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/**
 * 商品库存excel导出
 */
public function excel()
{
    //查询出要导出的数据
    $data = $this->request->param('ids/a');     //接收参数（用户勾选多个id）
    $model = new StockModel();
    $res = $model->excelSelect($data);                //查数据

    date_default_timezone_set('Asia/shanghai'); //设置时区，否则有警告

    $objPHPExcel = new PHPExcel();                    //composer下来的

    // 设置文件属性
    $objPHPExcel->getProperties()->setCreator("xiGua")//设置作者
    ->setLastModifiedBy("xiGua")                        //设置最后一个修改的人
    ->setTitle("库存报表")      //设置标题
    ->setSubject("Office 2007 XLSX Test Document")//设置
    ->setDescription("Test document for Office 2007 XLSX, generated using PHP classes.")//设置解释
    ->setKeywords("office 2007 openxml php")//设置关键字
    ->setCategory("Test result file");//EXCEL 类别

    $objPHPExcel->setActiveSheetIndex(0)
        ->setCellValue("A1", '通驰库存')
        ->mergeCells("A1:F1");      //合并单元格
    //设置行第一行高度为25px
    $objPHPExcel->getActiveSheet()->getRowDimension(1)->setRowHeight(25);
    $objPHPExcel->getActiveSheet() //设置行高 居中
    ->getStyle('A1')->getAlignment()
        ->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);

    //添加数据
    $objPHPExcel->setActiveSheetIndex(0)  //指定在当前活动的表格中添加
    ->setCellValue('A2', '品牌')   //在xx中插入
    ->setCellValue('B2', '型号')
    ->setCellValue('C2', '进价')
    ->setCellValue('D2', '进货数量')
    ->setCellValue('E2', '现库存')
    ->setCellValue('F2', '进货时间');

    $num_key = 3;                        //第1行是合并后的标题，第2行是列名，所以数据需要从第3行开始
    foreach($res as $value){
        $num_key++;
        $objPHPExcel->setActiveSheetIndex(0)  //库中查出来的数据放这
        ->setCellValue('A'.$num_key, $value['brand'])
        ->setCellValue('B'.$num_key, $value['version'])
        ->setCellValue('C'.$num_key, $value['stock_bid'])
        ->setCellValue('D'.$num_key, $value['num'])
        ->setCellValue('E'.$num_key, $value['remnant_inventory'])
        ->setCellValue('F'.$num_key, date("Y-m-d H:i:s",$value['update_time']));
    }

    // Rename worksheet
    $objPHPExcel->getActiveSheet()->setTitle('标签1');

    // Set active sheet index to the first sheet, so Excel opens this as the first sheet
    $objPHPExcel->setActiveSheetIndex(0);

    ob_clean();
    // Redirect output to a client’s web browser (Excel5)
    header('Content-Type: application/vnd.ms-excel');
    header('Content-Disposition: attachment;filename="通驰库存.xls"'); //下载文件名字
    header('Cache-Control: max-age=0');
    // If you're serving to IE 9, then the following may be needed
    header('Cache-Control: max-age=1');

    // If you're serving to IE over SSL, then the following may be needed
    header ('Expires: Mon, 26 Jul 1997 05:00:00 GMT'); // Date in the past
    header ('Last-Modified: '.gmdate('D, d M Y H:i:s').' GMT'); // always modified
    header ('Cache-Control: cache, must-revalidate'); // HTTP/1.1
    header ('Pragma: public'); // HTTP/1.0

    $objWriter = PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');
    $objWriter->save('php://output');
    //exit;
}