[R] Good Package(s) for String and URL processing?

[David Winsemius]

On Jul 1, 2010, at 11:08 PM, Ralf B wrote:

> Are there packages that allow improved String and URL processing?
> E.g. extract parts of a URLs such as sub-domains, top-level domain,
> protocols (e.g. https, http, ftp), file type based on endings, check
> if a URL is valid or not, etc...
>
> I am currently only using split and paste. Are there better and more
> efficient ways to handle strings e.g. finding sub-strings or to do
> pattern matching?
> What packages do you use if you have to do a lot of String processing
> and you don't have the option to go to another language such as Perl
> or Python?

You may want to look at the tm package.

-- 
David Winsemius, MD
West Hartford, CT