pstamp.RdDate-time stamp the current plot in the extreme lower right corner. Optionally add the current working directory and arbitrary other text to the stamp.
pstamp(txt, pwd = FALSE, time. = TRUE)Certain functions are not supported for S-Plus under Windows. For R,
results may not be satisfactory if par(mfrow=) is in effect.
plot(1:20)
pstamp(pwd=TRUE, time=FALSE)