Hello Subbulakshmi,
On Wed, 1 Mar 2006 10:54:03 +0530 "Subbulakshmi Sadagopal (RBIN/EDS2) *" <Subbulakshmi.S@xxxxxxxxxxxx> wrote:
>
> Hello,
>
> I have a doubt regarding the following code. There is a void function
> funckey().
>
> void funckey()
> {
> ;
> }
>
> void main()
> {
> funckey;
> funckey();
> }
>
> During execution, the second statement calls the function funckey().
>
> What does the compiler do in the first statement funckey?
It evaluates the expression "funckey", which is just a pointer to a function
(as char* foo; is a pointer to char). Function names can be used in some few
situations (passed as parameter to some functions for signal/callback
hooking for instance).
Regards,
--
wwp
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