Is there an R equivalent of the pythonic “if __name__ == ”__main__“: main()”?

Question

The objective is to have two simple ways to source some code, say func.R, containing a function. Calling R CMD BATCH func.R initializes the function and evaluat

Answer 1

Another option is:

#!/usr/bin/Rscript

# runs only when script is run by itself
if (sys.nframe() == 0){
# ... do main stuff
}