如何强制method_2调用A :: method_1? class A
def method_1
puts "A"
end
def method_2
method_1 #call A::method_1 only if this is instance of A
end
end
class B < A
def meth
class B_mem {
public:
int b_var;
};
class D_mem : public B_mem {
public:
int d_var;
};
class B {
public:
B_mem b_member;
};
class D : public B {
public:
我有一个多态模型来处理多态模型: public class CreateOrderRequest
{
public List<CreateOrderItem> OrderItems { get; set; }
}
/// <summary>
/// Identifies a new item within an order
/// </summary>
[JsonConv
我见过有人使用指向基类的指针容器来容纳共享相同虚拟函数的对象组。是否有可能使用派生类的重载函数与这些基类指针。这是很难解释我的意思,但(我认为)易于使用代码来显示 class PhysicsObject // A pure virtual class
{
// Members of physics object
// ...
};
class Circle : publ