Just write $i.png Best, Artur 2014-07-02 14:12 GMT+02:00 Robert W. Jones <jonesr2(a)rpi.edu&gt;: > I have a list of variables {alpha, beta, gamma, delta} and want to plot > each of them against a variable called “time” and print the gnuplot to a > file using the “.png” option. How do I rename each file during the loop so > that they do not overwrite each other. I would like to print to files > labeled alpha.png, beta.png, gamma.png, and delta.png. > > > > This is the code that I have. The list name is alphabet. The questions > marks are the part of the code I can’t figure out. > > > > loop foreach letter alphabet > > gnuplot $letter time --output= ????????.png > > endloop > > > > _______________________________________________ > Gretl-users mailing list > Gretl-users(a)lists.wfu.edu > http://lists.wfu.edu/mailman/listinfo/gretl-users >