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try this, hopefully I have typed correctly
ab[0]=C[0]-100;
for(i=1;i<barcount;i++)
{
if( C[i] < ab[i-1] )
{
ab[i] = C[i]+100;
}
else
{
if( C[i] > ab[i-1] )
{
ab[i] = C[i];
}
else
{
ab[i] = C[i]-100;
}
}
}
On Sat, 5 Feb 2005 16:14:34 +0100, ed nl <ed2000nl@xxxxxxx> wrote:
> not sure what you want to do but the result of your code is: ab = C. That's
> why you will only see C plotted.
>
> you start with:
>
> ab = C - 100;
>
> then
>
> if C is less than Ref(ab,-1) This will be very unlikely to happen for
> normal close prices because ab is the close minus 100
>
> then it goes to the else part:
>
> else if C is greater than Ref(ab,-1). Well yes this will probably always be
> answered with yes (for normal price arrays) so that's why ab will be set to
> C
>
> rgds, Ed
>
> ----- Original Message -----
> From: Arie Ellerbrak
> To: amibroker@xxxxxxxxxxxxxxx
> Sent: Saturday, February 05, 2005 4:02 PM
> Subject: [amibroker] iif and ref
>
>
>
> I'm trying to write a very simple indicator that references itself.
>
>
>
> Like:
>
>
>
> ab = C - 100;
>
>
>
> ab = IIf(C < Ref(ab,-1), C + 100,
>
> IIf(C > Ref(ab,-1), C,
>
> C - 100));
>
>
>
> Plot(C,"Close",colorBlue);
>
> Plot(ab,"ab",colorRed);
>
>
>
>
>
> In my first attempts I didn't use the first assignment of zz and got an
> error:
>
> Variable 'zz' used without having been initialized.
>
>
>
> Now, no errormessages appear, but only the close will be plotted.
>
>
>
> Can anyone help?
>
>
>
>
>
> Arie
>
> Check AmiBroker web page at:
> http://www.amibroker.com/
>
> Check group FAQ at:
> http://groups.yahoo.com/group/amibroker/files/groupfaq.html
>
>
>
> Check AmiBroker web page at:
> http://www.amibroker.com/
>
> Check group FAQ at:
> http://groups.yahoo.com/group/amibroker/files/groupfaq.html
>
>
> ________________________________
> Yahoo! Groups Links
> To visit your group on the web, go to:
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>
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>
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--
Cheers
Graham
http://e-wire.net.au/~eb_kavan/
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