On 5/18/2006 11:47 PM, Mulholland, Tom wrote: > I assume that I have missed something fundamental and that it is there in > front of me in "An Introduction to R", but I need someone to point me in the > right direction. > >> x1 <- "1159 1129 1124 -5 -0.44 -1.52" >> x2 <- c("1159","1129","1124","-5","-0.44","-1.52") >> x3 <- unlist(strsplit(x1," ")) >> >> >> str(x2) > chr [1:6] "1159" "1129" "1124" "-5" "-0.44" "-1.52" >> str(x3) > chr [1:6] "1159" "1129" "1124" "-5" "-0.44" "-1.52" >> as.numeric(x2) > [1] 1159.00 1129.00 1124.00 -5.00 -0.44 -1.52 >> as.numeric(x3) > [1] 1159 1129 1124 NA NA NA > Warning message: > NAs introduced by coercion > > What do I have to do to get x3 to be the same as x2.
They should be, and are on my system in 2.2.1 and 2.3.0. Which version/platform are you using? Duncan Murdoch ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html