Hi, maybe I did not get the point, but get() does exactly what you want: whatIwant = 2 nomdeplume = "whatIwant" get(nomdeplume)
cheers Am 16.09.2011 16:09, schrieb Timothy Bates: > On 16 Sep 2011, at 1:49 AM, andrewH wrote: >>> I'm trying to make a function that takes column names then >>> using the variable colName, containing the name of >>> the column, to refer to the column itself > rmail...@justemail.net said >> What am I missing about your inquiry: It seems like x[ , colName ] should >> work: > > I think what is being asked is to treat the value of a variable not as a > string (which work fine in your example), but as a variable name > > In php you’d use $$ to dereference by name > > $whatIwant = 2 > $nomdeplume = "whatIwant" > $$nomdeplume > 2 > > I’ve not come across this functionality in R: would be great if it exists > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. -- Eik Vettorazzi Department of Medical Biometry and Epidemiology University Medical Center Hamburg-Eppendorf Martinistr. 52 20246 Hamburg T ++49/40/7410-58243 F ++49/40/7410-57790 -- Pflichtangaben gemäß Gesetz über elektronische Handelsregister und Genossenschaftsregister sowie das Unternehmensregister (EHUG): Universitätsklinikum Hamburg-Eppendorf; Körperschaft des öffentlichen Rechts; Gerichtsstand: Hamburg Vorstandsmitglieder: Prof. Dr. Jörg F. Debatin (Vorsitzender), Dr. Alexander Kirstein, Joachim Prölß, Prof. Dr. Dr. Uwe Koch-Gromus ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
