$ R --help
Usage: R [options] [< infile] [> outfile]
or: R CMD command [arguments]
Start R, a system for statistical computation and graphics, with the
specified options, or invoke an R tool via the 'R CMD' interface.
Options:
-h, --help Print short help message and exit
--version Print version info and exit
--encoding=ENC Specify encoding to be used for stdin
--encoding ENC
RHOME Print path to R home directory and exit
--save Do save workspace at the end of the session
--no-save Don't save it
--no-environ Don't read the site and user environment files
--no-site-file Don't read the site-wide Rprofile
--no-init-file Don't read the user R profile
--restore Do restore previously saved objects at startup
--no-restore-data Don't restore previously saved objects
--no-restore-history Don't restore the R history file
--no-restore Don't restore anything
--vanilla Combine --no-save, --no-restore, --no-site-file,
--no-init-file and --no-environ
--no-readline Don't use readline for command-line editing
--max-ppsize=N Set max size of protect stack to N
--min-nsize=N Set min number of fixed size obj's ("cons cells") to N
--min-vsize=N Set vector heap minimum to N bytes; '4M' = 4 MegaB
-q, --quiet Don't print startup message
--silent Same as --quiet
--slave Make R run as quietly as possible
--interactive Force an interactive session
--verbose Print more information about progress
-d, --debugger=NAME Run R through debugger NAME
--debugger-args=ARGS Pass ARGS as arguments to the debugger
-g TYPE, --gui=TYPE Use TYPE as GUI; possible values are 'X11' (default)
and 'Tk'.
--arch=NAME Specify a sub-architecture
--args Skip the rest of the command line
-f FILE, --file=FILE Take input from 'FILE'
-e EXPR Execute 'EXPR' and exit
FILE may contain spaces but not shell metacharacters.
Commands:
BATCH Run R in batch mode
COMPILE Compile files for use with R
SHLIB Build shared library for dynamic loading
INSTALL Install add-on packages
REMOVE Remove add-on packages
build Build add-on packages
check Check add-on packages
LINK Front-end for creating executable programs
Rprof Post-process R profiling files
Rdconv Convert Rd format to various other formats
Rd2pdf Convert Rd format to PDF
Rd2txt Convert Rd format to pretty text
Stangle Extract S/R code from Sweave documentation
Sweave Process Sweave documentation
Rdiff Diff R output ignoring headers etc
config Obtain configuration information about R
javareconf Update the Java configuration variables
rtags Create Emacs-style tag files from C, R, and Rd files
Please use 'R CMD command --help' to obtain further information about
the usage of 'command'.
Options --arch, --no-environ, --no-init-file, --no-site-file and --vanilla
can be placed between R and CMD, to apply to R processes run by 'command'
Report bugs at <https://bugs.R-project.org>.
