php读取excel文件示例分享(更新修改excel)

//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);