Frequent question: What is protected in C with example?

What is protected explain with example?

Difference between Public and Protected

Public Protected
The data members and member functions declared public can be accessed by other classes too. The class member declared as Protected are inaccessible outside the class but they can be accessed by any subclass(derived class) of that class.

What is protected in C?

protected (C++)

The protected keyword specifies access to class members in the member-list up to the next access specifier ( public or private ) or the end of the class definition. Class members declared as protected can be used only by the following: … Friends of the class that originally declared these members.

What is a protected access specifier with example?

Example of protected access modifier

The A class of pack package is public, so can be accessed from outside the package. But msg method of this package is declared as protected, so it can be accessed from outside the class only through inheritance.

What is protected in programming?

Protected means that a class and its subclasses have access to the variable, but not any other classes, they need to use a getter/setter to do anything with the variable. A private means that only that class has direct access to the variable, everything else needs a method/function to access or change that data.

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What is a protected variable in C++?

A protected member variable or function is very similar to a private member but it provided one additional benefit that they can be accessed in child classes which are called derived classes. You will learn derived classes and inheritance in next chapter.

What is private protected?

The private protected keyword combination is a member access modifier. A private protected member is accessible by types derived from the containing class, but only within its containing assembly. For a comparison of private protected with the other access modifiers, see Accessibility Levels.

What is protected inheritance?

protected inheritance makes the public and protected members of the base class protected in the derived class. private inheritance makes the public and protected members of the base class private in the derived class.

What is the use of protected modifier in C++?

protected Access Modifier

The protected keyword is used to create protected members (data and function). The protected members can be accessed within the class and from the derived class.

What is protected access specifier in C#?

C# Protected Access Modifier

In c#, the protected modifier is used to specify that access is limited to the containing type or types derived from the containing class, so the type or member can only be accessed by code in the same class or in a derived class.

What is protected internal in C#?

internal: The type or member can be accessed by any code in the same assembly, but not from another assembly. protected internal: The type or member can be accessed by any code in the assembly in which it’s declared, or from within a derived class in another assembly.

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Why we use protected access specifiers?

The protected access specifier allows the class the member belongs to, friends, and derived classes to access the member. However, protected members are not accessible from outside the class. … Making your members private means the public and derived classes can’t directly make changes to the base class.