package.version {Biobase} | R Documentation

## Report Version of a Package

### Description

Will report the version number of a requested installed package

### Usage

    package.version(pkg, lib.loc = NULL)

### Arguments

`pkg` | The name of the package
`lib.loc` | a character vector describing the location of R library trees to search through, or `NULL'. The default value of `NULL' corresponds to all libraries currently known.

### Details

This function is a convenience wrapper around `package.description`, and will report simply the version number of the requested package. If the package does not exist or if the DESCRIPTION file can not be read, then an error will be thrown.

### Value

A character string reporting the version number.

### Author(s)

Jeff Gentry

### See Also

`package.description`

### Examples

      package.version("Biobase")

[Package Biobase version 2.4.1 Index]