DF1 name OTHER ABC O KKK O QQQ O DDD O PPP O
DF2 name ABC KKK DDD If the names in df1 mapped the names in df2, then add the mapped name to df1 as a separate column, for instance "mappedColumn" how to implement this? Thanks -- View this message in context: http://r.789695.n4.nabble.com/Column-mapping-tp2304460p2304460.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.