virtuals.cc File Reference

basic virtual function / class usage More...

#include <iostream>

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Classes
class	AbstractClass
	A basic abstract Class (that is inherited from) More...
class	BaseClass
	class that inherits from AbstractClass More...
class	ChildClass
	class that inherits from BaseClass -> AbstractClass More...
class	AnotherChildClass
	another example of ChildClass (inherits from BaseClass) More...

Functions
void	callPrint (AbstractClass &p)
	print something More...
int	main (int argc, char **argv)
	demonstrate virtual functions and abstract classes More...

Detailed Description

basic virtual function / class usage

Definition in file virtuals.cc.

Function Documentation

void callPrint

(

AbstractClass &

p

)

print something

Definition at line 46 of file virtuals.cc.

References AbstractClass::print().

Referenced by main().

{
  //call the appropriat function (based on the actual type of
  //BaseClass -be it derived or not)
  p.print();
}

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int main	(	int	argc,
		char **	argv
	)

demonstrate virtual functions and abstract classes

Definition at line 54 of file virtuals.cc.

References callPrint().

{
  BaseClass b;
  ChildClass c;
  AnotherChildClass a;

  //concrete behavior
  callPrint(b);

  //polymorphic behavior
  callPrint(c);

  //concrete (hiarchial) behavior
  callPrint(a);
}

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