Lst <- list() Lst[[1]] <- list(name="Fred", wife="Mary", no.children=3, cild.ages=c(4,7,9)) Lst[[2]] <- list(name="Barney", wife="Liz", no.children=2, cild.ages=c(3,5))
I.e. a list of lists Regards Michael Schmitt, Corinna wrote: > Hallo, > > I build a list by the following way: > > Lst = list(name="Fred", wife="Mary", no.children=3, cild.ages=c(4,7,9)) > > I know how I can extract the information one by one. But now I want to > add a new entry which looks like > > name="Barney", wife="Liz", no.children=2, cild.ages=c(3,5) > > How can I add this information to Lst without overwriting the first > entry? > How can I then extract the corresponding information if I have both > entries in Lst? > > Thanks for helping, > > Corinna > > ______________________________________________ > R-help@stat.math.ethz.ch 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. > -- Michael T. Mader Institute of Stem Cell Research GSF - National Research Center for Environment and Health Ingolstaedter Landstrasse 1 D-85764 Neuherberg 0049-89-3187-3683 Program testing can be quite effective for showing the presence of bugs, but is hopelessly inadequate for showing their absence. E. W. Dijkstra ______________________________________________ R-help@stat.math.ethz.ch 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.