search for: barplt

...that in the Error message below, "invalid hex digit in color" has been changed in the very latest R-release sources to "invalid hex digit in color or lty" which is ``more helpful'' here : > example(barplot) ## (almost!) always ends in an error, see below, barplt> tN <- table(Ni <- rpois(100, lambda = 5)) barplt> r <- barplot(tN, col = "gray") barplt> lines(r, tN, type = "h", col = "red", lwd = 2) Error in plot.xy(xy.coords(x, y), type = type, col = col, lty = lty, ...) : invalid hex digit in color > tr...