具体业务层面 可能会有所不同。以下两种方式涉及的合并单元格地方有所不同，不过基本思路是一致的。
第一种是非插件版本。可能更容易理解点，基本思路就是 组装table 然后 读取 输出到excel上。缺点是要设置样式不太好设置。
第二种是利用插件 PHPExcel 有点是可以对输出格式做各种设置。缺点是初次接触这个插件的同学，并且对表格合并不熟悉的同学，可能要花点时间理解
另外注意excel对数字过长会处理成你不想要的数据，记得对该数据格式化成字符串 貌似就可以解决。以前遇到过
/**** execl数据导出*/function exportOrderExcel($title, $cellName, $data) {$htmlinfo = "<table border='1' border-collapse='collapse' cellspacing=0 cellpadding=0>";$htmlinfo .= "<tr>";foreach($cellName as $v){$htmlinfo .= "<td>".$v."</td>";}$htmlinfo .= "</tr>";foreach ($data as $k => $v) {foreach ($v['sku'] as $k1 => $v1) {$htmlinfo .= "<tr>";if ($k1 == 0) {$htmlinfo .= "<td rowspan='" . count($v["sku"]) . "'>" . date('Y/m/d', strtotime($v['o_addtime'])) . "</td><td rowspan='" . count($v["sku"]) . "'>" . date('H:i:s', strtotime($v['o_addtime'])) . "</td><td rowspan='" . count($v['sku']) . "'>" . $v['d_prov'] . $v['d_city'] . "</td> <td rowspan='" . count($v['sku']) . "'>" . $v['g_name'] . "</td><td rowspan='" . count($v['sku']) . "'>" . $v['epid'] . "</td><td rowspan='" . count($v['sku']) . "'>" . $v['did'] . "</td><td rowspan='" . count($v['sku']) . "'>" . $v['deviceid'] . "</td>";}$htmlinfo .= "<td>" . $v1['cm_gid'] . "</td><td>" . $v1['sku_title'] . "</td><td>" . $v1['skuid'] . "</td><td>" . $v1['sku_num'] . "</td><td>" . sprintf("%.2f", ($v1['sku_activity_price'] * $v1['sku_num'])) . "</td>";if ($k1 == 0) {switch ($v['o_fromtype']) {case 1:$o_fromtype = "微信小程序";break;case 2:$o_fromtype = "支付宝小程序";break;case 3:$o_fromtype = "APP";break;default :$o_fromtype = "其他1";}$htmlinfo .= "<td rowspan='" . count($v['sku']) . "'>" . $o_fromtype . "</td>";}$htmlinfo .= "</tr>";}}$htmlinfo .= "</table>";unset($orders);$filetime = date("YmdHis");$path = $_SERVER['DOCUMENT_ROOT'] . "/Uploads/";$fp = @fopen($path . ".html", "wb");@fwrite($fp, $htmlinfo);unset($htmlinfo);@fclose($fp);rename($path . ".html", $path . ".xls");$file = fopen($path . ".xls", "r");header("Content-Type: application/octet-stream");header("Accept-Ranges: bytes");header("Accept-Length: " . filesize($path . ".xls"));header("Content-Disposition: attachment; filename=销售明细_" . $filetime . ".xls");echo fread($file, filesize($path . ".xls"));fclose($file);@unlink($path . ".xls");exit;}/**** execl数据导出*/function exportOrderExcel2($title, $cellName, $data) {//引入核心文件vendor("PHPExcel.PHPExcel");$objPHPExcel = new \PHPExcel();//定义配置$topNumber = 2;//表头有几行占用$xlsTitle = iconv('utf-8', 'gb2312', $title);//文件名称$fileName = $title.date('_YmdHis');//文件名称$cellKey = 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','AA','AB','AC','AD','AE','AF','AG','AH','AI','AJ','AK','AL','AM','AN','AO','AP','AQ','AR','AS','AT','AU','AV','AW','AX','AY','AZ');$objPHPExcel->getActiveSheet()->getDefaultColumnDimension()->setWidth(20);//所有单元格（列）默认宽度//垂直居中$objPHPExcel->getDefaultStyle()->getAlignment()->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);$objPHPExcel->getDefaultStyle()->getAlignment()->setVertical(PHPExcel_Style_Alignment::VERTICAL_CENTER);//处理表头标题$objPHPExcel->getActiveSheet()->mergeCells('A1:'.$cellKey[count($cellName)-1].'1');//合并单元格（如果要拆分单元格是需要先合并再拆分的，否则程序会报错）$objPHPExcel->setActiveSheetIndex(0)->setCellValue('A1',$title);$objPHPExcel->getActiveSheet()->getStyle('A1')->getFont()->setBold(true);$objPHPExcel->getActiveSheet()->getStyle('A1')->getFont()->setSize(18);$objPHPExcel->getActiveSheet()->getStyle('A1')->getAlignment()->setHorizontal(PHPExcel_Style_Alignment::HORIZONTAL_CENTER);$objPHPExcel->getActiveSheet()->getStyle('A1')->getAlignment()->setVertical(PHPExcel_Style_Alignment::VERTICAL_CENTER);//处理表头foreach ($cellName as $k=>$v){$objPHPExcel->setActiveSheetIndex(0)->setCellValue($cellKey[$k].$topNumber, $v);//设置表头数据// $objPHPExcel->getActiveSheet()->freezePane($cellKey[$k].($topNumber+1));//冻结窗口// $objPHPExcel->getActiveSheet()->getStyle($cellKey[$k].$topNumber)->getFont()->setBold(true);//设置是否加粗// $objPHPExcel->getActiveSheet()->getStyle($cellKey[$k].$topNumber)->getAlignment()->setVertical(PHPExcel_Style_Alignment::VERTICAL_CENTER);//垂直居中// if($v[3] > 0)//大于0表示需要设置宽度// {//$objPHPExcel->getActiveSheet()->getColumnDimension($cellKey[$k])->setWidth($v[3]);//设置列宽度// }}//处理数据$start = $topNumber+1;$j = $topNumber+1;foreach ($data as $k=>$v){// $j = $start;foreach ($v['sku'] as $k1=>$v1){if($k1==0){//计算初步当前单元格标识，以及 需要合并的单元格标识 A B C D E F G M $end = $start+count($v['sku'])-1;$objPHPExcel->getActiveSheet()->mergeCells("A".$start.':'."A".$end);$objPHPExcel->getActiveSheet()->mergeCells("B".$start.':'."B".$end);$objPHPExcel->getActiveSheet()->mergeCells("C".$start.':'."C".$end);$objPHPExcel->getActiveSheet()->mergeCells("D".$start.':'."D".$end);$objPHPExcel->getActiveSheet()->mergeCells("E".$start.':'."E".$end);$objPHPExcel->getActiveSheet()->mergeCells("F".$start.':'."F".$end);$objPHPExcel->getActiveSheet()->mergeCells("G".$start.':'."G".$end);$objPHPExcel->getActiveSheet()->mergeCells("M".$start.':'."M".$end);$objPHPExcel->getActiveSheet()->setCellValue("A".$start, $v['o_addtime']);$objPHPExcel->getActiveSheet()->setCellValue("B".$start, $v['d_prov'] . $v['d_city']);$objPHPExcel->getActiveSheet()->setCellValue("C".$start, $v['g_name']);$objPHPExcel->getActiveSheet()->setCellValue("D".$start, $v['epid']);$objPHPExcel->getActiveSheet()->setCellValue("E".$start, $v['did']);$objPHPExcel->getActiveSheet()->setCellValue("F".$start, $v['deviceid']);$objPHPExcel->getActiveSheet()->setCellValue("G".$start, $v['o_addtime']);$objPHPExcel->getActiveSheet()->setCellValue("M".$start, $v['o_fromtype']);}$objPHPExcel->getActiveSheet()->setCellValue("H".$j, $v1['cm_gid']);$objPHPExcel->getActiveSheet()->setCellValue("I".$j, $v1['sku_title']);$objPHPExcel->getActiveSheet()->setCellValue("J".$j, $v1['skuid']);$objPHPExcel->getActiveSheet()->setCellValue("K".$j, $v1['sku_num']);$objPHPExcel->getActiveSheet()->setCellValue("L".$j, sprintf("%.2f",($v1['sku_activity_price']*$v1['sku_num'])));$j++;}$start += count($v['sku']);}//导出execlob_end_clean();//防止乱码header('pragma:public');header('Content-type:application/vnd.ms-excel;charset=utf-8;name="'.$xlsTitle.'.xls"');header("Content-Disposition:attachment;filename=$fileName.xls");//attachment新窗口打印inline本窗口打印$objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel5');$objWriter->save('php://output');exit;}
