a <- 1:3 b <- 11:13 c <- 21:23 names <- c('a','b','c')
do.call(data.frame, list(sapply(names, function(x) get(x)))) runner wrote: > > What I am trying to do is as follows: > > - I have listed names of all wanted objects (datasets A,B,C... ) in > current workspace as a vector: > > obj <- c('A','B','C') > > - then i need to use these objects, say to extract all the 1st columns and > bind to an existing dataset ('data'): > > for ( i in 1:3){ > newdata <- obj[i] > data <- cbind(data,newdata [[1]] ) > } > > Obviously, it doesn't work since obj[i] is just a string of dataset name. > Here is my question: how to call it as a original dataset? Thanks. > -- View this message in context: http://www.nabble.com/enable-object-name-to-be-called-as-object-%28a-dataset%29-tf4403933.html#a12564175 Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.