Ping Yao wrote: > Hi,group: > I have a lot of images from R-plot after MCMC ,How can I save them > by file ? > have a look at dev2bitmap I they are already on the screen. Or let them go directly to a pdf file. pdf("mcmc.pdf") dev.off() or to multiple png files png("mcmc1.pdf") dev.off() png("mcmc2.pdf") dev.off() regards, Ido Tamir