Checks if the package is installed on the search path or not

Description

Checks if the package is installed on the search path or not.

Usage

## S3 method for class 'Package':
isLoaded(this, ...)

Arguments

Value

TRUE if the packages has been loaded, otherwise FALSE.

Author(s)

Henrik Bengtsson (http://www.braju.com/R/)

See Also

*load(). search(). For more information see Package.

Examples

  pkg <- Package("base")
  print(isLoaded(pkg))       # TRUE