php更新修改excel中的内容实例代码

//模板存放目录$dir = $DOCUMENT_ROOT.'/backoffice/admin/oemcheck/';$templateName = '1.xlsx';$outputFileName = '模板.xlsx';$txt='test';//实例化Excel读取类$PHPReader = new PHPExcel_Reader_Excel2007();if(!$PHPReader->canRead($dir.$templateName)){ $PHPReader = new PHPExcel_Reader_Excel5(); if(!$PHPReader->canRead($dir.$templateName)){  echo '无法识别的Excel文件！';  return false; }}//读取Excel$PHPExcel = $PHPReader->load($dir.$templateName);//读取工作表1$currentSheet = $PHPExcel->getSheet(0);$currentSheet->setCellValue('B13',iconv('gbk','utf-8',$txt));//表头赋值////实例化Excel写入类$PHPWriter = new PHPExcel_Writer_Excel2007($PHPExcel);ob_start();header("Content-Type: application/force-download");header("Content-Type: application/octet-stream");header("Content-Type: application/download");header('Content-Disposition:attachment;filename="' .$outputFileName. '"');//输出模板名称header("Content-Transfer-Encoding: binary");header("Last-Modified:".gmdate("D, d M Y H:i:s")." GMT");header('Pragma: public');header('Expires: 30');header('Cache-Control: public');$PHPWriter->save('php://output');