No, you should not put everything into classes . Whoever told you that was wrong. C++ is not (just) an OO language, it is a multi-paradigm language. Additionally, putting everything into classes does not mean that code is object oriented (especially since for static methods you don’t need actual objects, just types).
Read moreWhat is class member function?
A member function of a class is a function that has its definition or its prototype within the class definition like any other variable . It operates on any object of the class of which it is a member, and has access to all the members of a class for that object.
Read moreWhat are the two kinds of members of a class?
In class-based programming languages, these are distinguished into two types: class variables (also called static member variables), where only one copy of the variable is shared with all instances of the class; and instance variables, where each instance of the class has its own independent copy of the variable.
Read moreWhere can I create a class in C++?
A class is defined in C++ using keyword class followed by the name of class . The body of class is defined inside the curly brackets and terminated by a semicolon at the end.
Read moreHow do you call a class in main function in C++?
To call some function before main() method in C++,
Read moreWhat are the members of the class?
A class’s members include all the members declared in the class, along with all members (except constructors and finalizers) declared in all classes in its inheritance hierarchy . Private members in base classes are inherited but are not accessible from derived classes. Fields are variables declared at class scope.
Read moreCan class be declared in main?
The main() method can appear in any class that is part of an application , but if the application is a complex containing multiple files, it is common to create a separate class just for main(). The main class can have any name, although typically it will just be called “Main”.
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