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How about using the MRO fxn?
syntax: MRO(expression, len, occur)
Best,
Bill
----- Original Message -----
From: "Alex Matulich" <alex@xxxxxxxxxxxxxx>
To: "Steve Gibbons" <sg27@xxxxxxxxxxxxxx>
Cc: <omega-list@xxxxxxxxxx>
Sent: Wednesday, May 28, 2003 11:57 PM
Subject: Re: How might this be done in TS?
> >Example: valuewhen(2,average(c,10) = C,rsi(c,20));
> >
> >would return the value of RSI on the 2nd most recent occurrence of
close
> >equal to the 10 bar moving average.
>
> The following should work because TS saves local variable values
> in separate contexts for each instance of a function call.
>
> ----------------------------------------------------------------------
> {function valuewhen
> returns -999999 until the tested condition is true for maxcount
number
> of times, after which the passed return value is returned.}
>
> inputs:
> maxcount(NumericSimple),
> testcondition(TrueFalse),
> returnvalue(NumericSimple);
>
> var: counter(0), savedretnval(-999999);
>
> if counter < maxcount then begin
> if testcondition then counter = counter + 1;
> if counter = maxcount then savedretnval = returnvalue;
> end;
> ValueWhen = savedretnval;
> ----------------------------------------------------------------------
>
> -Alex
>
>
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