lapply(a,"[[","s") Thomas Steiner a écrit :
>I have a list of (same type) lists. I want to retrieve the same >entries of all my objects in the outer list. >eg: >a<-list("2006-01-23"=list(r=5,s=c(7,12,12,11,4)), >"2006-01-24"=list(r=6,s=c(3,8,8,9,12))) >a[][["s"]] > >gives NULL, but I am looking for all the s-vectors in order to plot >and compare them (e changes to f in a day). >Thomas > >______________________________________________ >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 > > > ______________________________________________ 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