R: Add vertical line to a plot

If you have a plot open and want to add a vertical line to it:

abline(v=20) #Add vertical line at x=20

This entry was posted on Sunday, March 21st, 2010 at 7:24 pm and is filed under feature, plot, r. You can follow any comments to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.

Comments are closed.