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  1. 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 …

  2. 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 …

  3. 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 …

  4. 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 …

  5. 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.

  6. 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 …

  7. 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 …

  8. 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.

  9. 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 …

  10. 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 …