classhouse{protected:intcoordinateX;intcoordinateY;intcoordinateZ;public:voidsetCoordinates(intx,inty,intz){ coordinateX = x; coordinateY = y; coordinateZ = z; }intgetCoordinateX()const{returncoordinateX; }; };// Later...intmain(intargc,char** argv) { house myHouse; myHouse.setCoordinate...
Protected members can only be accessed by classes that inherit from the class that declares the protected member. This is because protected members are intended to be used by classes that are related to each other, and not by classes that are unrelated. For example, let's say we have a cl...
Protected Member Access Access to Virtual Functions Multiple Access Special Member Functions Overloading Grammar Summary Microsoft-Specific Modifiers Compiler COM Support Classes Charts C Language Reference iostream Library Reference Standard C++ Library Reference ...
官方的说法Theprotected keyword is a member access modifier.A protected member is accessible within its class and by derived class instances. protected关键字是一个成员访问修饰符。一个protected的成员,一个protected成员,在其所在的类中,可由其派生类的实例访问。 可访问性级别的介绍: https://msdn.microsof...
Therefore, Bag does not get access to Torch's protected member. Anonymous March 31, 2008 Josh: There are a number of ways to prevent cycles. Here are just two: Method #1) Suppose you have A<--B<--C, all containers. (The arrow is "contained in".) Wh...
class Ungulate { protected void Eat() { /* whatever */ } }class Giraffe : Ungulate { public static void FeedThem() { Giraffe g1 = new Giraffe(); Ungulate g2 = new Giraffe(); g1.Eat(); // fine g2.Eat(); // compile-time error "Cannot access protected member...
At the member level—public, private, protected, or package-private (no explicit modifier). A class may be declared with the modifier public, in which case that class is visible to all classes everywhere. If a class has no modifier (the default, also known as package-private), it is vis...
在BinNode里定义的int element是属于私有的，不能直接调用的。你可以在BinNode类里加一个成员函数，像 int GetElement(){ return element;} 然后把所有的element换成GetElement()就可以了~或者为了简单就直接把private的变量变成public也可以 你可以把int element移到public里，这样程序的其他地方就不用动...
intx;// Public attribute private:// Private access specifier inty;// Private attribute }; intmain() { MyClassmyObj; myObj.x=25;// Allowed (public) myObj.y=50;// Not allowed (private) return0; } If you try to access a private member, an error occurs: ...
privateClass members declared asprivatecan be used only by member functions and friends (classes or functions) of the class. protectedClass members declared asprotectedcan be used by member functions and friends (classes or functions) of the class. Additionally, they can be used by classes derived...