Thanks Terry and Keith for your comments
I ll try modify code.
Regards

--- In [email protected], "Terry" <[EMAIL PROTECTED]> wrote:
>
> Also you also don't need the EMA test inside your shape = statement
> since it's already in your Buy and Sell conditions. Keiths ExRem
should
> fix your multiple arrow problem. Try this simplified version:
>

>
> PlotShapes(Buy * shapeUpArrow  + Sell * shapeDownArrow, IIf( Buy,
> colorGreen, colorRed ), 0, IIf( Buy, Low, High ) );
>
> --
>
> Terry
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED]
On
> Behalf Of Keith McCombs
> Sent: Monday, May 08, 2006 11:36
> To: [email protected]
> Subject: Re: [amibroker] Set Arrows
>

>
> // after buy and sell equations, and before you shape =
> Buy = ExRem(Buy, Sell);
> Sell = ExRem(Sell, Buy);
>
> sai20_2000 wrote:
>
> I am trying to set following buy and sell condition
>
> Buy=IIf(EMA(C,3)> EMA(C,20) ,Ref(AStochRSI,1)>Ref(ASTochRSI,-1)AND
> AstochRSI>50,IIf(AstochRSI >65,Cross( EMA(C,3), EMA(C,20)),Null));
> Sell=IIf(EMA(C,3)< EMA(C,20) ,Ref(AStochRSI,1)<Ref(ASTochRSI,-1)
AND
> AStochRSI<50,IIf(AstochRSI <40,Cross(EMA(C,20), EMA(C,3)),Null));
>
> shape=IIf((EMA(C,3)>EMA(C,20)) ,Buy * shapeUpArrow ,Sell *
> shapeDownArrow);
>
> PlotShapes( shape, IIf( Buy, colorGreen, colorRed ), 0, IIf( Buy,
> Low, High ) );
>
> where Astochrsi is for period 20
> Here I want to put for eg.buy arrow on chart when EMA(C,3)> EMA
> (C,20) and very 1st occurance of greater value of AstochRSI than
the
> previous when the above condition is met,but arrows are placed on
> the every subsequent occrance of rising AstochRSI. How can I limit
> the arrow to the very 1st occurance only. Any help is appreciated
>
> Regards
>
>
>
>
>
>
>
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