# R

> R language interpreter.
> More information: <https://www.r-project.org>.

- Start an R interactive shell (REPL):

`R`

- Check R version:

`R --version`

- Start R in vanilla mode (i.e. a blank session that doesn't save the workspace at the end):

`R --vanilla`

- Execute a file:

`R -f {{path/to/file.R}}`

- Execute an R expression and then exit:

`R -e {{expr}}`

- Run R with a debugger:

`R -d {{debugger}}`

- Check R packages from package sources:

`R CMD check {{path/to/package_source}}`
