contrib.url
Find Appropriate Paths in CRAN-like Repositories

Description

Adds the appropriate path to each URL in repos.

Usage

contrib.url(repos, type = getOption("pkgType"))

Arguments

repos a character vector contains the base URL of the repositories. If it is 'NULL', to install from local files.
type a character vector to indicate the type of package to download an install. The possible values can be "source", "mac.binary", "mac.binary.leopard", "win.binary" and "win64.binary".

Details

According to the type, the returned value is set to different path with R's current version number. If the string "@CRAN" exists in repos and interactive mode is TRUE, in GUI version, a dialog will appear to let user select a CRAN mirror. Please refer to the example to see how this works.
Value
If repos is NULL, it returns NULL. Otherwise, a character vector with the same lenght of repos will be returned.
See Also
available.packages, download.packages, install.packages
Examples
contrib.url("http://mycorp.com/repos")
contrib.url("http://mycorp.com/repos", type="source")

## Not run: contrib.url("@CRAN@","source")    # you will be asked to choose from a list of CRAN mirrors
Package utils version 6.1.1-7
Package Index