isPackageLoaded {R.utils} | R Documentation |
Checks if a package is loaded or not.
Note that, contrary to require
(), this function does not
load the package if not loaded.
## Default S3 method: isPackageLoaded(package, version=NULL, ...)
package |
The name of the package. |
version |
A character string specifying the version to test for.
If NULL , any version is tested for. |
... |
Not used. |
Returns a logical
.
Henrik Bengtsson (http://www.braju.com/R/)
require
().