external_highlight(file, outfile = stdout(), theme = "kwrite", lang = NULL, type = "HTML", line_numbers = FALSE, doc = TRUE, code)
NULL
, the code is simply returned as a character vectorhighlight_themes
for the list
of available themes.highlight_output_types
for the list
of supported output types.TRUE
, the result will include line numbersTRUE
, the result is a stand alone document, otherwise, just a
portion to include in a documentoutfile
is given, with the side effect of writing into the file.
The result as a character vector if outfile is NULL
highlight
to highlight R code using the information from the parser