Hi, Try: dat <- data.frame(id=1:4, contacts_list=I(list(3:4,c(1,3,4), c(4,2,1), 1)), `number of contacts`=c(2,3,3,1),check.names=FALSE)
attr(dat$contacts_list,"class") <- NULL #if needed dat A.K. Dear Group, I have data like the following id contacts_list number of contacts --------------------------------------------------- 1 3 4 2 2 1 3 4 3 3 4 2 1 3 4 1 1 ------------------------------------------------------ can you kindly please sugest a data type in R to use for it? i thought about data frame that consists of a list element. but lists are not in the same length, any solutions? thanks in advance RAE ______________________________________________ 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.
