Find Names of R System Files
Usage
system.file(file = "", pkg = .packages(), lib = .lib.loc)
Arguments
file
|
a character string, specifying subdirectory and file(s).
The default, "" returns the root of the base package.
|
pkg
|
a character vector with package names.
|
lib
|
a character vector with path names of R{} package
libraries, see .lib.loc for the default.
|
Description
system.file
returns a character vector of positive length,
containing the file names that matched file
, or the empty
string, ""
, if none matched.Examples
system.file("") # The root of the `base' package
system.file("INDEX")
system.file("demo/*") # nothing
system.file("help/AnIndex", pkg = c("stepfun", "mva"))
system.file("data/w*")