Subset on ltm_cronbach_alph

[DES Alfonso Cano Robles]

Many thanks!!!
I´ll report If I find any similar fix is needed.
Regards
Alfonso


El jue, 28 jul 2022 a la(s) 07:51, Thomas Friedrichsmeier (
thomas.friedrichsmeier at kdemail.net) escribió:

> Hi,
>
> Am Thu, 28 Jul 2022 07:06:54 -0500
> schrieb DES Alfonso Cano Robles <alfonsociologo at gmail.com>:
> > Hi all.
> > I just wanted to comment on an issue in the item response theory
> > plugin when subsetting a data frame.
> > I think it's related to the file:
> >
> > /rkward/plugins/analysis/irt/tests/ltm_cronbach_alpha.js
> >
> >
> > Specifically with lines:
> >
> > // reformat inp_items
> >
> > > 17 if (inp_items)
> > > 18 inp_items = inp_items.replace(/\n/g,',
> > > ').replace(/(\w*)\[\[|\]\]/g, '' );
> >
> >
> >  // The "((/\w*)/g"  argument is not enough to replace the name of a
> > data frame like "data.frame" or "my.data.r" which returns a "syntax
> > error". Short work around by changing the name of the data frame to
> > not using period(s) (".") (or any special characters). I've explored
> > a few solutions using regex with no satisfactory success as for
> > limiting the result only to the name of the data frame.
>
> Thanks! Fixed. (Although I would not be surprised, if there are more
> places where a similar fix is needed).
>
> That code was pretty ancient, no regular expression wrangling is needed:
>
> https://invent.kde.org/education/rkward/commit/c25922ce23c3381fd31878332a5338c889a0634b
>
> Importantly, getList() allows to retrieve list values as an array, and
> the modifier ".shortname" extracts the column name, reliably.
>
> Regards
> Thomas
>


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