Save Graphs to Files

R Graphical Devices

• The following devices are currently available:

  • PDF – Write PDF graphics commands to file.
  • xfig – Device for XFIG graphics file format.
  • pictex – Writes TeX/PicTeX graphics commands to a file (of historical interest only).
  • postscript – Writes PostScript graphics commands to a file.
  • bitmap – bitmap pseudo-device via Ghostscript (if available).
  • SVG – Device for the SVG File Format
  • libgd – Supports fast image creation
  • GTK – Supports gtkDevice.
  • quartz – Graphics Device Driver for MacOS.
  • x11 – Provides functions in Windows for opening interactive graphics device.

• The following devices will be functional if R is compiled to use them:

  • png – PNG bitmap device
  • jpeg – JPEG bitmap device
  • bmp – BMP bitmap device
  • tiff – TIFF bitmap device
  • X11 – This is for the X11 windowing system.
  • svg – SVG device based on Cairo graphics.
  • cario.pdf, – cairo_ps PDF and PostScript devices based on Cairo graphics.
  • quartz – The graphics device for the macOS native Quartz 2d graphics system.

setwd("~/")
getwd()
data("mtcars")
scatter <- mtcars[,c('wt','mpg')]
#Naming the file
png(file = "DataFlair_plot.png")
#Creating our Scatterplot
plot(x = scatter$wt,y = scatter$mpg,
     xlab = "Weight",
     ylab = "Mileage",
     xlim = c(2.5,5),
     ylim = c(15,30), 
     main = "Weight vs Mileage"
     )

dev.off() #Saving the file

Reference:

• Learn to Save Graphs to Files in R Programming with R Graphical Devices - DataFlair