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Ah, I see what you mean. I do this all of the time myself with
eSignal's scripting so that I can communicate dynamic variable
values between charts.
I guess the only thing really missing then is allowing the storage
of arrays which is probably coming whenever you get the time.
--- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@xxx>
wrote:
>
> Hello,
>
> There were two main reasons why it was done via functions:
>
> a) static variables often use dynamic names (to use unique name
based
> on chartID and security name). With "declaration" method it won't
be possible.
>
> b) it was actually quicker for me to implement them as functions
> as it did not require any changes to parser. Parser is pretty
complex
> thing and any changes made to it need lots of testing and at the
time
> when I was adding static variables I was short on time.
>
> I was considering adding 'static' declaration as additional method
> but did not have time to work on this.
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
> ----- Original Message -----
> From: "scourt2000" <stevehite@xxx>
> To: <amibroker@xxxxxxxxxxxxxxx>
> Sent: Sunday, August 19, 2007 7:16 PM
> Subject: [amibroker] Static variables - why can't it be this
simple?
>
>
> >
> > I come from a programming background and something has been
kinda
> > been bothering me about AFL.
> >
> > Why even have StaticVarGet() and StaticVarSet() functions?
> >
> > Think about it. Tomasz can do anything he wants with the
scripting
> > language so why not build in static variables *into* AFL?
> >
> > For example, you want a static variable that's local to an AFL
> > script?
> >
> > No problem, here's the declaration:
> >
> > static variablename;
> >
> > Do you want a static variable that is GLOBAL to *all* AFL
scripts?
> >
> > Again, no problem, this could do it:
> >
> > global static variablename;
> >
> > And, of course, it doesn't matter whether the variable is a
string,
> > number or array. It's all TRANSPARENT because it would be built-
in
> > to AFL.
> >
> > Sure, this is a simplistic approach and just an initial idea. I
> > know that the next common question is going to be "what if you
have
> > a "static variablename" in one AFL module and a "global static
> > varaiblename" in another and that creates a problem because the
> > names of the variables are the same but at different scopes that
> > overlap one another....etc. etc. (details, details...this can
easily
> > be worked out with more thought) [Well, a more sophisticated
> > approach would incorporate the idea of namespaces like you have
in
> > C++, etc so you can easily organize the partitioning of your
> > variables.]
> >
> > The main point I'm trying to make though is that since AFL is
built
> > into the charting package known as Amibroker then the language
> > itself should be able to express the nature of a variable's
scope
> > within and between AFL scripts running inside Amibroker and
their
> > respective lifetimes.
> >
> > Steve
> >
> >
> >
> >
> >
> >
> >
> >
> > Please note that this group is for discussion between users only.
> >
> > To get support from AmiBroker please send an e-mail directly to
> > SUPPORT {at} amibroker.com
> >
> > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> > http://www.amibroker.com/devlog/
> >
> > For other support material please check also:
> > http://www.amibroker.com/support.html
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
> >
>
Please note that this group is for discussion between users only.
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