$objPHPExcel = new \PHPExcel();
        try {
            $objSheet = $objPHPExcel->getActiveSheet();
            //工作表标题
            $objSheet->setTitle("外呼结果");
            //第一行内容，放列标题
            $objSheet->setCellValue("A1", "城市");
            $objSheet->setCellValue("B1", "阿姨姓名");
            $objSheet->setCellValue("C1", "阿姨手机号");
            $objSheet->setCellValue("D1", "渠道");
            $objSheet->setCellValue("E1", "创建时间");
            //设置第一行的背景颜色
            $objPHPExcel->getActiveSheet()
                ->getStyle('A1:E1')
                ->getFill()
                ->setFillType(\PHPExcel_Style_Fill::FILL_SOLID)
                ->getStartColor()
                ->setRGB('FFFF00');
            //后面行循环放内容
            for($i=2;$i<10;$i++){
                $objSheet->setCellValue("A".$i, "北京");
                $objSheet->setCellValue("B".$i, "陶士涵");
                $objSheet->setCellValue("C".$i, "18805419888\t");
                $objSheet->setCellValue("D".$i, "外呼");
                $objSheet->setCellValue("E".$i, "2021-08-1 19:17:36\t");
            }
            $objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');
            $fileName=storage_path("outcall_result.xlsx");
            $objWriter->save($fileName);
        } catch (\PHPExcel_Exception $e) {
        }