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Jim,
Explore for the n=1 last quotations with
Indicator=MA(C,2000);//your indicator here
Filter=IsEmpty(Indicator);
AddColumn(C,"Close");
Dimitris Tsokakis
--- In amibroker@xxxxxxxxxxxxxxx, "Jim" <bankedout@xxxx> wrote:
> Hello,
> 
> I am wondering how to do something with an exploration.
> 
> If I Filter my database for Close > Zero, it will return all of my 
> stocks.
> 
> If I then Add a Column which displays the Rate of Change for the 
> Close,102 weeks  This displays mostly stocks with a number value.  
> Either positive or negative, depending on how their price has 
> changed over the past 2 years.
> 
> But, if I sort by this ROC 2 years column, there are quite a few 
> results where there is no value.  I'm guessing these are issues 
> which haven't been trading for 2 years.
> 
> How do I screen specifically for ROC(C,120)="No Value"
> 
> What do I put in place of "No Value"?
> 
> Thanks in advance,
> 
> Jim
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