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Visual Basic 2005 for Programmers: Deitel Developer Series, Second Edition by Harvey M. Deitel - Deitel & Associates, Inc., Paul J. Deitel - Deitel & Associates, Inc.

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10.5. Constructors in Derived Classes

As we explained in the preceding section, instantiating a derived class object begins a chain of constructor calls in which the derived class constructor, before performing its own tasks, invokes its direct base class’s constructor either explicitly (via the MyBase reference) or implicitly (calling the base class’s default or parameterless constructor). Similarly, if the base class is derived from another class (as is every class except Object), the base class constructor invokes the constructor of the next class up the hierarchy, and so on. The last constructor called in the chain is always the constructor for class Object. The original derived class constructor’s body finishes executing last. Each base ...

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