All the C++ implementations need to call the version of the function defined at the level of the hierarchy in the current constructor and not further. You can call a virtual function in a constructor .
Read moreIs it OK to call function from constructor?
No, it’s not good practice . The constructor is a “magic” method which doesn’t return anything and it should never be called manually. PHP calls this when the new constructor or the inspector functions for creating objects are called.
Read moreHow do you call a constructor function?
The this keyword in Java is a reference to the object of the current class. Using it, you can refer a field, method or, constructor of a class. Therefore, if you need to invoke a constructor explicitly you can do so, using “this()” .
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 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”.
Read moreIs constructor compulsory?
If a class is not required to initialize its data member or does not contain data member, there is no need to write empty constructor explicitly . On class object creation, default constructor implicitly called will be enough.10 Eki 2016
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