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Thanks Tomasz,
I must have an earlier version of AB (v4.3):
Unknown identifier at line 25, column 3:
if(
--^
http://www.amibroker.com/guide/afl_view.php?name=IIF
Is this link still active?
jose '-)
--- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <amibroker@xxxx>
wrote:
> Hello,
>
> I have fixed the formula for you. There were several errors.
> For example you were using the same values in x = IIF line
> and you were usign IIF function as a control flow statement.
> To learn more about difference between IIF and if-else
> please read Tutorial: understanding how AFL works and
> check IIF help page at http://www.amibroker.com/guide/afl_view.php?
name=IIF
>
>
> /* Exponential Moving Average v1.0 */
>
> /* EMA periodicity adapts to low bar count */
>
> /* josesilva22@xxxx */
>
> Title = "EMA/breakout signals";
>
> pds = Param("EMA periods",21,1,252,1);
>
> x = Param("Op=1 Hi=2 Lo=3 Cl=4 Vol=5",4,1,5,1);
>
> shift = 1+Param("EMA vertical shift %",0,-100,100,0.01)/100;
>
> display = Param("EMA=1, Signals=2",1,1,2,1);
>
> x = IIf(x==1,O,IIf(x==2,H,IIf(x==3,L,IIf(x==4,C,V))));
>
> prds = pds;
>
> EMA1 = AMA(x,2/(prds+1))*shift;
>
> signals = Cross(x,EMA1)+Cross(EMA1,x)*-1;
>
> if(display==2)
>
> {
>
> Plot(0,"",colorBlue,styleLine);
>
> Plot(signals,"EMA signals",colorRed,styleLine);
>
> }
>
> else
>
> {
>
> Plot(Close,"",1,128);
>
> Plot(EMA1,"EMA",colorRed,styleLine);
>
> }
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
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