Peter Lauren wrote: > I was wondering what would be the best way to put a > vertical line on a graph made with plot(). I can get > an horizontal line by plotting a vector where every > element has the same value but it is not as clear how > a vertical line should be done. >
abline(v=42) you can use it for horizontal lines too: abline(h=42) and several other things. See help(abline) for details. Barry ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
