On Fri, 31 May 2013 18:10:19 -0500 Robert Baer <rb...@atsu.edu> wrote:
> On 5/31/2013 11:59 AM, Ranjan Maitra wrote: > > Hi John, > > > > I suspect you may be missing a c()? > > > > On Fri, 31 May 2013 06:05:45 -0800 John Kane <jrkrid...@inbox.com> > > wrote: > > > >> paks <- install.packages( "Hmisc", "plyr") > > paks <- install.packages( c("Hmisc", "plyr")) > > > > > >> install.packages(paks) > >> You can use the command library() to get a list of what is installed on > >> your machine. > > Is it possible to get this as a vector of only the package names, or > > is post-processing the output of library() the only way out? > Do you mean something like: > paks = library()$results[,1] > save(paks, file = 'paks.RData') > Rob Exactly! Then install.packages(library()$results[,1]) does all the updated installs in one shot. Thanks! Ranjan ____________________________________________________________ GET FREE SMILEYS FOR YOUR IM & EMAIL - Learn more at http://www.inbox.com/smileys Works with AIM®, MSN® Messenger, Yahoo!® Messenger, ICQ®, Google Talk™ and most webmails ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.