stephenREVOLUTION2 at barncard.com
Sun Jun 10 15:00:07 CDT 2012
how about using a multi-dimensional global array? This would avoid
conflicts and be easy to name.
On Sun, Jun 10, 2012 at 9:24 AM, Peter Haworth <pete at lcsql.com> wrote:
> You're right, it's not a global gotcha (sorry), just one for me until I
> figured it out.
> I can see that the way it works can be useful. But I have pretty much the
> same scenario (a utility stack that rummages through other open stacks) and
> definitely don't want the global in my utility stack to be stomped on by
> any other stacks since it holds the id returned after you open a database.
> I've renamed the global in the utility stack to something that's hopefully
> obscure enough that it won''t clash with other stacks' globals. I'm going
> to look for a more secure soltuion though. Maybe a custom property of the
> utility stack, or perhaps a script local variable in a script that contains
> all the handlers for my db access routines.
> lcSQL Software <http://www.lcsql.com>
> On Sat, Jun 9, 2012 at 9:39 PM, Mark Wieder <mwieder at ahsoftware.net>
> > Peter-
> > Saturday, June 9, 2012, 7:32:35 PM, you wrote:
> > > Assuming I do, I guess that came as a surprise to me for some reason.
> > > would not have expected globals to cross stack file boundaries but I
> > guess
> > > they are truly global!
> > Yes. It's not a gotcha, but a feature of sorts. I avoid globals
> > whenever possible, but Chipp Walters showed me a nifty use for them a
> > while back that uses exactly this feature. You can set a global
> > variable in a plugin stack, then go to some other stack and make use
> > of it. So it's kind of like having a palette of clipboards around.
> > ...now if only constants had a global scope as well...
> > --
> > -Mark Wieder
> > mwieder at ahsoftware.net
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