The key functions for converting R objects into a binary format are
`save()`, `save.image()`, and `serialize()`. Individual R objects can
be saved to a file using the `save()` function.


{line-numbers=off}
~~~~~~~~
> a <- data.frame(x = rnorm(100), y = runif(100))
> b <- c(3, 4.4, 1 / 3)
> 
> ## Save 'a' and 'b' to a file
> save(a, b, file = "mydata.rda") 
> 
> ## Load 'a' and 'b' into your workspace
> load("mydata.rda")              
~~~~~~~~
