Re: dynamic cast questions

From:
James Kanze <james.kanze@gmail.com>
Newsgroups:
comp.lang.c++
Date:
Sat, 27 Sep 2008 11:56:02 -0700 (PDT)
Message-ID:
<cd182b84-44f6-4121-8d12-9da44ce6dafd@2g2000hsn.googlegroups.com>
On Sep 27, 6:28 pm, Obnoxious User <O...@127.0.0.1> wrote:

On Sat, 27 Sep 2008 08:42:41 -0700, puzzlecracker wrote:

What about dynamic_cast when dynamic reference is not unique (e.g. A-

B, B->C, B->D, is dynamic_cast<B *> correct for pointer to D?


Why would you use dynamic cast<void *>?

What is typeid & what does it return? How would you use it?

What is wrong here

void *pVoid = new C(); C *pC = dynamic_cast<C *> (pVoid);


Why don't you try google for it? Most of the time
that's a pretty fast way to get information and
answers.


So is asking questions here. With the advantage that 1) you
don't have to figure out how to enter your request (what
keywords should he google for here), and 2) there's actually a
reasonable chance that you get the right answer, and can
recognize it as such.

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