tryCatchLog (version 1.3.3)

is.package.available: Checks if a package is installed and can be loaded

Description

Use this function to check for optional package dependencies within this package.

Usage

is.package.available(package.name)

Value

TRUE if the packages is installed, otherwise FALSE (invisible)

http://r-pkgs.had.co.nz/description.html

Arguments

package.name

Name of the package (as string)

Details

This is a package-internal function!

See section ‘Good practice’ in '?.onAttach'.

Examples

tryCatchLog:::is.package.available("tryCatchLog")  # must be TRUE :-)