I have a data frame (trans) 123 P 143 z ...ect I want to write a statement that says: if ((trans[i,2]="p")&(trans[1+1,2]="z")){....
but I get the warning message that states: operations are possible only for numeric, logical or complex types Any ideas? Thanks -- View this message in context: http://r.789695.n4.nabble.com/If-equal-statement-for-character-objects-tp4638359.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.