source_lines {stRoke} | R Documentation |
Sources specific lines from a file
source_lines(file, lines, ...)
file |
A character string giving the path to the file to be sourced. |
lines |
A numeric vector of line numbers to be sourced. |
... |
Additional arguments to be passed to |
The result of source
.
This function is borrowed from a gist by christophergandrud.
test_file <- tempfile(fileext = ".R")
writeLines(c("# Line 1", "2+2", "# Line 3"), test_file)
source_lines(test_file, 1:2, echo=TRUE)