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what is the virtual function overhead, and what is it used
for ? i hope i can get and appropriate answers, thanks a lot....
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Answer Posted / sanish joseph
I thnk virtual fns r declared with 'virtual' keyword
nd it must be redifend in the derivd classes.
wen mor dan one classes derivs a methd in the base class,
dat method can be writn with virtual to avoid ambiguity.
| Is This Answer Correct ? | 2 Yes | 1 No |
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class CTest { public: void someMethod() { int nCount = 0; cout << "This is some method --> " << nCount; } }; int main() { CTest *pctest; pctest->someMethod(); return 0; } It will executes the someMethod() and displays the value too. how is it possible with our creating memory for the class . i think iam not creating object for the class. Thanks in Advance... Prakash
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