how to create an rds file

Hi, and welcome!

Please see the FAQ: What's a reproducible example (`reprex`) and how do I do one? Using a reprex, complete with representative data will attract quicker and more answers. (However, this question doesn't require one.)

To create an Rds file in the current working directory

save(an_object, file = "an_object.Rds")

and to read it back in