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- C++, What does the colon after a constructor mean?
An initializer list is how you pass arguments to your member variables' constructors and for passing arguments to the parent class's constructor If you use = to assign in the constructor body, first the default constructor is called, then the assignment operator is called
- Whats the difference between an object initializer and a constructor?
A constructor is a defined method on a type which takes a specified number of parameters and is used to create and initialize an object An object initializer is code that runs on an object after a constructor and can be used to succinctly set any number of fields on the object to specified values
- function - Purpose of a constructor in Java? - Stack Overflow
A constructor is used to create an instance of the class Card And you'll need to call it 52 times to have 52 cards: new Card(1, "hearts"), etc Now each instance of Player (you also need a constructor for that), can have a List (constructed using a constructor) of cards Read an introductory Java book, or the official Java tutorial
- c++ - Throwing exceptions from constructors - Stack Overflow
I'm having a debate with a co-worker about throwing exceptions from constructors, and thought I would like some feedback Is it OK to throw exceptions from constructors, from a design point of vie
- Constructor of an abstract class in C# - Stack Overflow
An abstract class constructor c# code example will be explained But, the next question can also be arises, as if we cannot instantiate (construct an object using new) an abstract class, then what for a constructor is in an abstract class or why should we use a constructor in abstract class?
- Can a struct have a constructor in C++? - Stack Overflow
In C++ the only difference between a class and a struct is that members and base classes are private by default in classes, whereas they are public by default in structs So structs can have constructors, and the syntax is the same as for classes
- What are the rules for calling the base class constructor?
1189 Base class constructors are automatically called for you if they have no argument If you want to call a superclass constructor with an argument, you must use the subclass's constructor initialization list Unlike Java, C++ supports multiple inheritance (for better or worse), so the base class must be referred to by name, rather than
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