//创建用户自定义类的加载方法    public function userAutoLoad($className)    {        //定义基本类的列表        $baseClass = [            'Model' => './framework/Model.php',            'Db' => './framework/Db.php',        ];
        //依次进行判断：基础类？模型类？控制器类？        if(isset($baseClass[$className])){            require $baseClass[$className];  //加载模型基类        }elseif(substr($className,-5)=='Model'){            require './application/home/model/'.$className.'.php';  //加载自定义模型基类        }elseif(substr($className,-10)=='Controller'){            require './application/home/controller/'.$className.'.php';  //加载自定义模型类        }    }