php获取日期值:44906.041666667
$data1['starttime']=gmdate('Y-m-d H:i:s',\PHPExcel_Shared_Date::ExcelToPHP($cur->getCell("C" . $i)->getValue()));
php获取日期值:44906.041666667
$data1['starttime']=gmdate('Y-m-d H:i:s',\PHPExcel_Shared_Date::ExcelToPHP($cur->getCell("C" . $i)->getValue()));