[R] Version Number of a Package

[Paul Boutros]

Thanks to all for the help: works like a charm now. :)
Paul

> -----Original Message-----
> From: Jeff Gentry [mailto:jgentry at jimmy.harvard.edu]
> Sent: Thursday, July 10, 2003 4:24 PM
> To: Paul.Boutros at utoronto.ca
> Cc: r-help at stat.math.ethz.ch
> Subject: Re: [R] Version Number of a Package
> 
> 
> > I am documenting an analysis procedure in a DB and I would like 
> to know the 
> > specific version number of each package that I use.  Is there a 
> standardized 
> > way of getting that information out from R, or should I parse 
> it out from the 
> > source-code files?  Ideally I would like a function like this:
> > myVerNum <- Version(package.names);
> 
> There are a several ways to skin that cat.
> 
> A few that come to mind are using package.description():
> > package.description("Biobase")["Version"]
>  Version 
> "1.3.27" 
> 
> You can also use installed.packages():
> > z <- installed.packages()
> > z[1,"Version"]
> [1] "1.2.28"
> 
> Also, in the Biobase package in Bioconductor (www.bioconductor.org),
> there's a function package.version():
> 
> > package.version("Biobase")
> [1] "1.3.27"
> 
> -J