How to pass command-line arguments when calling source() on an R file within another R file

Question

In one R file, I plan to source another R file that supports reading two command-line arguments. This sounds like a trivial task but I couldn\'t find a solution online. Any

Answer 1

If you have one script that sources another script, you can define variables in the first one that can be used by the sourced script.

> tmpfile <- tempfile()
> cat("print(a)", file=tmpfile)
> a <- 5
> source(tmpfile)
[1] 5