data.frame.$columnToAdd["CurrentColumnName" == "ConditionMet"] <- 1
Can someone please explain to me why the above command gives all NAs to columnToAdd? I thought this was possible in R to do logical expression in the index of a data frame [[alternative HTML version deleted]] ______________________________________________ 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.