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Top Forums Programming Size of Derived class, upon virtual base class inheritance Post 302863089 by techmonk on Saturday 12th of October 2013 07:25:08 AM
Old 10-12-2013
Code Size of Derived class, upon virtual base class inheritance

I have the two class definition as follows.
Code:
class A { public: int a; };

class B : virtual public A{ };

The size of class A is shown as 4, and size of class B is shown as 16. Why is this effect ?.
 

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COLLECTABLE(3)								 1							    COLLECTABLE(3)

The Collectable class

INTRODUCTION
Represents a garbage-collectable object. Collectable objects are intended to be used by the Pool class, replacing Threaded objects as the unit of work. They provide methods to set and detect the collectability of an object. CLASS SYNOPSIS
Collectable Collectableextends Threaded Methods o public bool Collectable::isGarbage (void ) o public void Collectable::setGarbage (void ) Inherited methods o public array Threaded::chunk (integer $size, boolean $preserve) o public integer Threaded::count (void ) o public bool Threaded::extend (string $class) o public Threaded Threaded::from (Closure $run, [Closure $construct], [array $args]) o public array Threaded::getTerminationInfo (void ) o public boolean Threaded::isRunning (void ) o public boolean Threaded::isTerminated (void ) o public boolean Threaded::isWaiting (void ) o public boolean Threaded::lock (void ) o public boolean Threaded::merge (mixed $from, [bool $overwrite]) o public boolean Threaded::notify (void ) o public boolean Threaded::pop (void ) o public void Threaded::run (void ) o public mixed Threaded::shift (void ) o public mixed Threaded::synchronized (Closure $block, [mixed $...]) o public boolean Threaded::unlock (void ) o public boolean Threaded::wait ([integer $timeout]) PHP Documentation Group COLLECTABLE(3)
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