3a8
Subj : Re: type of void*
To   : borland.public.cpp.borlandcpp
From : Vicente Flich <vflich@flife_a.es>
Date : Sat Nov 22 2003 10:04 am


You do not can know the original type of *object, but you can overhead
the function MyFunc() like this:

void MyFunc(void* object);
void MyFunc(MyClass *object);


On Fri, 21 Nov 2003 15:11:01 -0500, "MarvinAvery"
<marvin.avery@hrdc-drhc.gc.ca> wrote:

>Hi.
>
>I am using BC5.02 with RTTI on.
>
>I have a function and a class:
>    void  MyFunc (void* object);
>    class MyClass;
>
>In the function, MyFunc, is there a way of testing if "object" points to an
>instance of MyClass? I tried
>    down_cast<MyClass>(object)
>and got a compile time error. I tried typeid but that didn't work either. In
>fact, is there any way of finding out what "object" does point to?
>
>TIA
>
>---------------------------------
>Marvin Avery
>marvin.avery@hrdc-drhc.gc.ca
>

.

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