Both controller classes extend the base controller class to inherit the common functionality it provides.

这两个控制器类都继承控制器基类来继承后者提供的通用功能。

youdao

This class provides a convenient base class for developers who want to make only minor changes to controller creation.

此类提供一个方便的基类，方便开发人员对控制器创建进行小的更改。

youdao

This class provides a convenient base class for developers who want to make only minor changes to controller creation.

此类提供一个方便的基类，方便开发人员对控制器创建进行小的更改。

youdao