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Re: Searching/lookup value in Results table

Posted by AJBell on Jun 27, 2011; 10:23am
URL: http://imagej.273.s1.nabble.com/Searching-lookup-value-in-Results-table-tp3684125p3684127.html

Thank you for the reply. That works if I know the row number and want the row label, however what I have is the row label and not the row number.

lechristophe wrote
Hi Andrew,

you should use the macro command

getResultLabel(row);

to get the label of a given row ina Results table.

Christophe

On Mon, Jun 27, 2011 at 10:57, AJBell <[hidden email]> wrote:
>
> Dear list,
>
> I have hit a problem writing a macro. In esscence, measurements are taken of
> ROI from multiple images and stored in a single Results table. Some of these
> values then need to be altered as part of a user feedback loop. When storing
> the measurements, the ROI name, as retrieved by the getInfo("roi.name")
> command is used as an identifier.
>
> The table I end up with looks like the following, albeit with several
> thousand rows:
>
>        Label             Area                IntDen
> 1       0172-0039       4.78000E2       1.45210E4
> 2       0173-0058       6.64000E2       1.93700E4
> 3       0174-0056       2.06000E2       2.64430E4
>
> If I try to select a row based on the Label value using the following:
>
> x = "0172-0039";
> y= 600;
> for(i=0; i<nResults; i++) {
>        rowId = getResult("Label", i);
>        if(rowId==x) {
>                   setResult("Area", i, y);
>
>        }
> }
>
> I get no return result. I added a print function before the If to see what
> value of rowId was being obtained, and was given NaN. Is there a way around
> the non-numeric error or is there an easier way to do what I would like to?
> Any help or suggestions would be welcome.
>
> Andrew
>
> Andrew Bell
> Department of Infection, Immunity and Inflammation
> Maurice Shock Medical Sciences Building
> University of Leicester
> University Road
> Leicester
> LE1 9HN
> United Kingdom
>
>
>
> --
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