
What's 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 …
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 …
function - Purpose of a constructor in Java? - Stack Overflow
2013年11月13日 · 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 …
c# - methods and constructors - Stack Overflow
2009年7月15日 · A constructor is a method.. a special method that is being called upon "construction" of the class. Definition: A constructor is a class member function in C++ and C# that has the same …
Using 'this' keyword in Java constructors - Stack Overflow
In the constructor, this(...) is like a method call for constructors. The compiler chooses which constructor to call based on the number and types of the arguments you use.
Java default constructor - Stack Overflow
2010年12月20日 · What exactly is a default constructor — can you tell me which one of the following is a default constructor and what differentiates it from any other constructor? public Module() { this.name …
When is it right for a constructor to throw an exception?
The constructor's job is to bring the object into a usable state. There are basically two schools of thought on this. One group favors two-stage construction. The constructor merely brings the object into a …
oop - Constructors in JavaScript objects - Stack Overflow
2009年7月11日 · Using Nick's sample above, you can create a constructor for objects without parameters using a return statement as the last statement in your object definition.
C++, What does the colon after a constructor mean?
2010年5月7日 · 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 …
Constructor of an abstract class in C# - Stack Overflow
2015年3月15日 · 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 …