On Fri, 1 Sep 2006 20:08:30 +0200 (CEST) [EMAIL PROTECTED] (Marco van de Voort) wrote:
> > I have a function that will receive a Handle. That handle could be a > > pointer to a structure, or a object. Is there any safe way to > > discover it's nature? > > No you can't. > > > The following code will work when the Handle is an Object or nil, > > but will crash the application when the Handle is a structure: > > It is not even 100% save for that, some systems use other values > instead of nil/0. For example? Mattias _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal
