?plotmath -- Bert
Bert Gunter Genentech Nonclinical Biostatistics (650) 467-7374 "Data is not information. Information is not knowledge. And knowledge is certainly not wisdom." H. Gilbert Welch On Thu, Feb 27, 2014 at 2:58 PM, Daryl Morris <dar...@uw.edu> wrote: > Hi, > > I have a function which generates many plots. To keep it simple, let's say > I want to set the main title based on where we are in nested loops. > > So, something like > > vectorA = c("a","b","c") > vectorB = c("a","b","c") > > for(ii in vectorA) { for(jj in vectorB) { > plot(0:1,0:1) > title(main = paste(ii,jj)) > } > > that part is easy! The question is what if I wanted vectorA to be an > expression? > > I'd like to be able to set vectorA = > c(expression(paste("TNF-",alpha)),expression(paste("IFN-",gamma))), and have > the plot title show the greek letters. > > Obviously, in the for-loop I could build the expression all at once, but > there are lots of programmatic reasons I'd like to be able to have this > program structure. Is there a solution which modifies either/both (1) the > setting of main in the loop (2) how I define the vector outside of the loop? > > > thanks, Daryl > > ______________________________________________ > 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. ______________________________________________ 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.