To customize how a class initializes its members , or to invoke functions when an object of your class is created, define a constructor. … Typically, constructors have public accessibility so that code outside the class definition or inheritance hierarchy can create objects of the class.
Read moreWhat is a class constructor C++?
A class constructor is a special member function of a class that is executed whenever we create new objects of that class . A constructor will have exact same name as the class and it does not have any return type at all, not even void.
Read moreIs it mandatory to use constructor in a class in C++?
Answer: C++ Empty constructor necessity depends upon class design requirements . We know that C++ class constructor is called when we create an object of a class. 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.
Read moreWhat is difference between constructor and class in C++?
// of that class created. // this would invoke default constructor. … Difference between the Constructors and Methods. ConstructorsMethodsA class can have many Constructors but must not have the same parameters.A class can have many methods but must not have the same parameters.Difference between the Constructors and Methods – GeeksforGeeks www.geeksforgeeks.org › difference-between-the-constructors-and-methods
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