php_异常解决_sessioin

php_错误解决_sessioin

写购物车时遇到问题，

?

?

Fatal error: DangdangService::addCartItem() [dangdangservice.addcartitem]: The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition "Cart" of the object you are trying to operate on was loaded _before_ unserialize() gets called or provide a __autoload() function to load the class definition

?

?

查询发现;

?

$car = null;
if(empty($_SESSION['car'])){
?? $uid = $_SESSION['uid'];???
?? $car = DangdangService::getInstance()->createCart($uid, $bookId);
?? //php 特性，对象，往session存，序列化
?? $_SESSION['car'] = serialize($car);
?? //$_SESSION['car'] = $car;
}else{
??? $car = unserialize($_SESSION['car']);
??? //$car = $_SESSION['car'];
??? $_SESSION['car'] = serialize(DangdangService::getInstance()->addCartItem($car, $bookId));
??? // $_SESSION['car'] = DangdangService::getInstance()->addCartItem($car, $bookId);
}
$oSmarty->assign("items",$car->getItems());
$oSmarty->display("car.html");

?

?

?

?

php 在session 中存取对象时要序列化? :)

声明：本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系[e-mail]核实处理。

相关文章

相关视频

---

• 关于中英数字混的字串符分割问题_PHP教程
• PHP＋TEXT留言本(三)_PHP教程
• 应用PHP标签模板实现什么任务_PHP教程
• php入门教程 精简版_PHP教程
• php_异常解决_sessioin

• PHP Session
• PHP 新手入门之session
• PHP Session
• PHP开发基础教程之Session
• PHP Session