Rdocumentation
powered by
Learn R Programming
R.utils (version 2.3.0)
isPackageInstalled: Checks if a package is installed or not
Description
Checks if a package is installed or not.
Usage
"isPackageInstalled"(package, ...)
Arguments
package
A
character
vector
of package names.
...
Not used.
Value
Returns a
logical
vector
.
See Also
isPackageLoaded
().