第一种：直接下载生成excel文件（比较适合少量数据下载）
请求方式get:(一定要用get)
<?php
//$datas是标题，$xlsData是值，$fileName文件名称
$datas = $data;
$xlsData = $data;
$fileName = '订单信息'.date('Y-m-d');
if($fileName ==""){
$fileName=time();}//如果没有给名称 默认为当前时间戳
$datas['tableName'] = $fileName;
Vendor('PHPExcel.PHPExcel');//调用类库,路径是基于vendor文件夹的
Vendor('PHPExcel.PHPExcel.Worksheet.Drawing');
Vendor('PHPExcel.PHPExcel.Writer.Excel2007');
$objExcel = new \PHPExcel();
$objWriter = \PHPExcel_IOFactory::createWriter($objExcel, 'Excel2007');
$objActSheet = $objExcel->getActiveSheet();
$objActSheet->getStyle('1')->getFont()->setBold(true);
$objActSheet->getStyle('2')->getFont()->setBold(true);
$objExcel->getActiveSheet()->getStyle(1)->getFont()->setSize(20);
$objActSheet->setTitle($datas['tableName']);//设置sheet工作表名称
$key = ord("A");
$letter =explode(',',"A,B,C,D,E,F,G,H");
$arrHeader = array('序号','订单号','交易号','商品数量','支付方式','支付时间','订单金额',"门店名称");
//合并单元格
$objExcel->getActiveSheet()->mergeCells('A1:P1');
//设置水平居中
$objExcel->getActiveSheet()->getStyle('A1')->getAlignment()->setHorizontal(\PHPExcel_Style_Alignment::HORIZONTAL_CENTER);
//填充标题
$objActSheet->setCellValue($letter[0].'1',$datas['tableName']);
//填充表头信息
$lenth = count($arrHeader);
for($i = 0;$i < $lenth;$i++) {
$objActSheet->setCellValue("$letter[$i]2","$arrHeader[$i]");
};
//填充表格信息
foreach($xlsData as $k=>$v){
$k +=3;
$objActSheet->setCellValue('A'.$k,$v['orderid']);
$objActSheet->setCellValue('B'.$k, $v['order_sn']);
$objActSheet->setCellValue('C'.$k, $v['pay_trans_no']);
$objActSheet->setCellValue('D'.$k, $v['goods_amount']);
$objActSheet->setCellValue('E'.$k, $v['pay_id']);
$objActSheet->setCellValue('F'.$k, $v['pay_time']);
$objActSheet->setCellValue('G'.$k, $v['pay_fee']);
$objActSheet->setCellValue('H'.$k, $v['create_time']);
// 表格高度
$objActSheet->getRowDimension($k)->setRowHeight(20);
}
$width = array(10,15,20,25,30);
//设置表格的宽度
$objActSheet->getColumnDimension('A')->setWidth($width[1]);
$objActSheet->getColumnDimension('B')->setWidth($width[3]);
$objActSheet->getColumnDimension('C')->setWidth($width[3]);
$objActSheet->getColumnDimension('D')->setWidth($width[1]);
$objActSheet->getColumnDimension('E')->setWidth($width[1]);
$objActSheet->getColumnDimension('F')->setWidth($width[4]);
$objActSheet->getColumnDimension('G')->setWidth($width[3]);
$objActSheet->getColumnDimension('H')->setWidth($width[4]);
$outfile = $fileName.".xlsx";
ob_end_clean();
header("Content-Type: application/force-download");
header("Content-Type: application/octet-stream");
header("Content-Type: application/download");
header('Content-Disposition:inline;filename="'.$outfile.'"');
header("Content-Transfer-Encoding: binary");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Pragma: no-cache");
$objWriter->save('php://output');
?>
第二种：先生成excel文件在下载，比较适合大量数据下载
<?php
define('EOL', '<br />');
$objPHPExcel = new \PHPExcel();
ini_set("memory_limit", "1024M"); // 设置php可使用内存
$cacheMethod = \PHPExcel_CachedObjectStorageFactory::cache_in_memory_gzip;
if (!\PHPExcel_Settings::setCacheStorageMethod($cacheMethod)) {
die($cacheMethod . " 缓存方法不可用" . EOL);
}
echo date('H:i:s'), " 当前使用的缓存方法是： ", $cacheMethod, " 方式", EOL;
echo date('H:i:s'), " 开始设置文档属性", EOL;
$objPHPExcel->getProperties()->setCreator("Maarten Balliauw")
->setLastModifiedBy("Maarten Balliauw")
->setTitle("Office 2007 XLSX Test Document")
->setSubject("Office 2007 XLSX Test Document")
->setDescription("Test document for Office 2007 XLSX, generated using PHP classes.")
->setKeywords("office 2007 openxml php")
->setCategory("Test result file");
echo date('H:i:s'), " 开始添加单元格标题", EOL;
$objPHPExcel->setActiveSheetIndex(0);
$objPHPExcel->getActiveSheet()->setCellValue('A1', "Firstname");
$objPHPExcel->getActiveSheet()->setCellValue('B1', "Lastname");
$objPHPExcel->getActiveSheet()->setCellValue('C1', "Phone");
$objPHPExcel->getActiveSheet()->setCellValue('D1', "Fax");
$objPHPExcel->getActiveSheet()->setCellValue('E1', "Is Client ?");
// 设置单元格宽度
$objPHPExcel->getActiveSheet()->getColumnDimension('A')->setAutoSize(true);
$objPHPExcel->getActiveSheet()->getColumnDimension('B')->setWidth(50);
/**
* 左对齐与 右对齐
* 可设置整列->getStyle('N') 可针对行rows设置getStyle('N3')
*/
$objPHPExcel->getActiveSheet()->getStyle('B')->getAlignment()->setHorizontal(\PHPExcel_Style_Alignment::HORIZONTAL_RIGHT);
$objPHPExcel->getActiveSheet()->getStyle('B3')->getAlignment()->setHorizontal(\PHPExcel_Style_Alignment::HORIZONTAL_LEFT);
echo date('H:i:s'), " 设置隐藏C D列", EOL;
$objPHPExcel->getActiveSheet()->getColumnDimension('C')->setVisible(false);
$objPHPExcel->getActiveSheet()->getColumnDimension('D')->setVisible(false);
echo date('H:i:s'), " 设置大纲级别", EOL;
$objPHPExcel->getActiveSheet()->getColumnDimension('E')->setOutlineLevel(1)
->setVisible(false)
->setCollapsed(true);
/**
* 开始添加数据
*/
for ($i = 2; $i <= 50000; $i++) {
$objPHPExcel->getActiveSheet()->setCellValue('A' . $i, "FName $i")
->setCellValue('B' . $i, "LName $i")
->setCellValue('C' . $i, "PhoneNo $i")
->setCellValue('D' . $i, "FaxNo $i")
->setCellValue('E' . $i, true);
}
$objPHPExcel->getActiveSheet()->setTitle('供应商信息');
echo date('H:i:s'), " 设置格式为Excel2007版格式", EOL;
$callStartTime = microtime(true);
$objWriter = \PHPExcel_IOFactory::createWriter($objPHPExcel, 'Excel2007');
$objWriter->save(str_replace('.php', '.xlsx', __FILE__));
$callEndTime = microtime(true);
$callTime = $callEndTime - $callStartTime;
echo date('H:i:s'), " 设置生成的文件为： ", str_replace('.php', '.xlsx', pathinfo(__FILE__, PATHINFO_BASENAME)), EOL;
echo date('H:i:s'), ' 写入Workbook中耗时 ', sprintf('%.4f', $callTime), " 秒", EOL;
echo date('H:i:s'), ' 当前内存使用情况: ', (memory_get_usage(true) / 1024 / 1024), " MB", EOL;
echo date('H:i:s'), " 内存使用峰值: ", (memory_get_peak_usage(true) / 1024 / 1024), " MB", EOL;
echo date('H:i:s'), " 完成写入文件", EOL;
echo date('H:i:s'), ' 文件被创建在： ', getcwd(), '目录', EOL;
die();
?>