R Under development (unstable) (2024-01-28 r85838 ucrt) -- "Unsuffered Consequences"
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> library("R.rsp")
R.rsp v0.46.0 successfully loaded. See ?R.rsp for help.
> 
> path <- system.file("rsp_examples", package="R.rsp")
> print(path)
[1] "D:/RCompile/CRANincoming/R-devel/lib/R.rsp/rsp_examples"
> print(dir(path=path))
[1] "LoremIpsum.bib"                                       
[2] "LoremIpsum.tex.rsp"                                   
[3] "R_packages-Static_PDF_and_HTML_vignettes.pdf.asis.rsp"
[4] "R_packages-Static_PDF_and_HTML_vignettes.tex.rsp"     
[5] "favicon.md.rsp"                                       
> 
> args <- rargs(file="LoremIpsum.tex.rsp", path=path)
> print(args)
'twocolumn' [logical]:
    Default: 'FALSE'
    Specifies whether a two- or one-column layout should be used.

> str(args)
Classes 'RspArguments' and 'data.frame':	1 obs. of  4 variables:
 $ name       : chr "twocolumn"
 $ type       : chr "logical"
 $ default    : logi FALSE
 $ description: chr "Specifies whether a two- or one-column layout should be used."
> 
> 
> proc.time()
   user  system elapsed 
   0.45    0.12    0.54