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Hi Preston,
Yes, with PREV it works for one variable, the problem is that i need
to work with several variables, so i can't use PREV.
Jaime.
--- In equismetastock@xxxxxxxxxxxxxxx, pumrysh <no_reply@xxx> wrote:
>
> Jaime,
>
> a:= 0;
> a:= PREV + 1;
> a;
>
> Problem is that the first value of a is 1 not 0. After the first
bar
> you do get an ascending value but it will start at 1 because the
> variable is further defined as prev +1 in the second statement.
>
> Preston
>
>
>
>
>
> --- In equismetastock@xxxxxxxxxxxxxxx, "jaime" <xtal32768@> wrote:
> >
> > Hi Preston,
> >
> > My formula set "a" to 0, yes, and then sets "a" to its previous
> value
> > plus 1. In a normal programming language, the variable holds the
> last
> > value set. That does not happen in this case.
> >
> > I believe the reason for this resides in the way MS executes the
> > scripts. I believe MS takes one line of script and calculates the
> > values for all the bars in the chart, then takes the next line of
> > script and calculates the values for all bars again, and so on.
> >
> > What i was expecting MS to do was calculate all values of the
> script
> > for one bar, then advance to the next bar and calculate all
values
> > again for that bar.
> >
> > These 2 algorithms produce different results. In my example, MS
> will
> > calculate "a:=0" for all bars, then it will calculate "a:=ref(a,-
> 1)
> > +1;" for all bars and the function ref(a,-1) will always return 0.
> >
> > Preston, i really appreciate your offer but i think it's not
worth
> > it. The code comments are not in English and it would take some
> time
> > to translate and prepare the code to show here.
> >
> > Thanks.
> > Regards,
> > Jaime
> >
> >
> >
> > --- In equismetastock@xxxxxxxxxxxxxxx, pumrysh <no_reply@> wrote:
> > >
> > > Jaime,
> > >
> > > Ron is correct.
> > >
> > > Your formula sets the a variable as 0 every bar.
> > >
> > > It is possible to translate other programs such as wealth-lab
to
> > > metastock...I have done it. Show us the code and we'll see what
> we
> > > can do.
> > >
> > > Preston
> > >
> > >
> > >
> > >
> > >
> > > --- In equismetastock@xxxxxxxxxxxxxxx, "jaime" <xtal32768@>
> wrote:
> > > >
> > > > Hi Ron,
> > > >
> > > > Thank you for the reply.
> > > > Take notice that i'm adding 1 to the previous value of a (in
> > > theory).
> > > > So, if in one bar the variable a is equal to 0, in the
> following
> > > bar
> > > > it will add 1 and a equals 1. After another bar, i will add 1
> > more
> > > > and a should be equal to 2, and so on. That's the theory as
> far
> > as
> > > i
> > > > can understand MS.
> > > > In practice thing don't happen that way. It seems that MS
Will
> > not
> > > > consider the value of the variable that is plotted when the
> > > function
> > > > Ref() is used, it considers always the constant 0. I don't
> know
> > > why,
> > > > it doesn't make sense to me and it limits even more the MS
> Script.
> > > >
> > > > I cannot use the function Cum() because my goal is not
> producing
> > > an
> > > > incrementing line. I just simplified my script so that i
could
> > > > explain the issue to you. My goal is to translate a small
> program
> > > > from wealth-Lab Developer to MS. Unfortunately i think it
> won't
> > be
> > > > possible.
> > > >
> > > > Regards,
> > > > Jaime
> > > >
> > > >
> > > >
> > > >
> > > > --- In equismetastock@xxxxxxxxxxxxxxx, "Ron Berlin" <rsb_44@>
> > > > wrote:
> > > > >
> > > > > Jaime-
> > > > >
> > > > >
> > > > > Your code sets a to the constant 0 (zero). You then add 1
> to
> > it
> > > to
> > > > get the
> > > > > constant 1. That's what you are plotting. Try setting a to
> 3.
> > > > You'll get a
> > > > > plot of 4.
> > > > >
> > > > > You're looking for
> > > > > CUM(1);
> > > > > Which is a bar counter increasing from left to right.
> > > > >
> > > > > Ron
> > > > >
> > > > >
> > > > > >From: "jaime" <xtal32768@>
> > > > > >Reply-To: equismetastock@xxxxxxxxxxxxxxx
> > > > > >To: equismetastock@xxxxxxxxxxxxxxx
> > > > > >Subject: [EquisMetaStock Group] Indicator Help
> > > > > >Date: Tue, 24 Apr 2007 21:37:11 -0000
> > > > > >
> > > > > >Hi,
> > > > > >
> > > > > >I'm trying something with Metastock and its behavior is
not
> > > what i
> > > > > >expected. When i create an indicator with the following
> code:
> > > > > >
> > > > > >a:= 0;
> > > > > >a:= Ref(a,-1) + 1;
> > > > > >a;
> > > > > >
> > > > > >MS plots a straight line with the value 1. I was expecting
> a
> > > line
> > > > > >increasing by +1 in each bar. Anyone knows why this
happens?
> > > > > >I'm using MS Pro 8.0.
> > > > > >
> > > > > >Thank you,
> > > > > >Jaime
> > > > > >
> > > > > >
> > > > > >
> > > > >
> > > >
> > >
> >
>
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