Multiple plots on one page using ggplot

Question

I have 12 plots generated by a loop and I want to plot them with 3 rows and 2 columns on one page (2 pages in total). I know how to do it in R

pdf(\"1.pdf\")         


        

Answer 1

marrangeGrob is a convenient wrapper for multiple pages,

marrangeGrob(lg, ncol=2, nrow=3)

or you can call grid.arrange() explicitly twice,

grid.arrange(grobs = lg[1:6], ncol=2)
grid.arrange(grobs = lg[7:12], ncol=2)