Hi, I have 3 data frames like this:
> head(s11) B_NoD Ebfrl.7uOZfnjp_E7k 7.583709 ueQUrXd5FH554RlhZc 5.177791 0Uu3XrB6Bd14qoNeuc 4.680306 0t7nhVLii6tSAxtLhc 4.565023 fSUyR.vR7Xu0iR4nUU 2.885992 0Tm7hdRJxd9zoevPlA 2.866847 > head(s22) B_DwoC Ebfrl.7uOZfnjp_E7k 7.583709 ueQUrXd5FH554RlhZc 5.177791 0Uu3XrB6Bd14qoNeuc 4.680306 0t7nhVLii6tSAxtLhc 4.565023 fSUyR.vR7Xu0iR4nUU 2.885992 0Tm7hdRJxd9zoevPlA 2.866847 > head(s33) B_DwC Ebfrl.7uOZfnjp_E7k 7.583709 ueQUrXd5FH554RlhZc 5.177791 0Uu3XrB6Bd14qoNeuc 4.680306 0t7nhVLii6tSAxtLhc 4.565023 fSUyR.vR7Xu0iR4nUU 2.885992 0Tm7hdRJxd9zoevPlA 2.866847 I tried merging them using: rn <- rownames(s11) l <- list(s11, s22, s33) allF <- l[[1]] for(i in 2:length(l)) { dat <- merge(allF, l[[i]], by= "row.names", all.x= F, all.y= F) [,-1] rownames(allF) <- rn } but my allF has only one column in results, while it would have all 3 from all 3 data frames: > head(allF) B_NoD Ebfrl.7uOZfnjp_E7k 7.583709 ueQUrXd5FH554RlhZc 5.177791 0Uu3XrB6Bd14qoNeuc 4.680306 0t7nhVLii6tSAxtLhc 4.565023 fSUyR.vR7Xu0iR4nUU 2.885992 0Tm7hdRJxd9zoevPlA 2.866847 Please advise, Ana ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.