On Fri, Jul 25, 2008 at 4:53 AM, Laurent Sansonetti
<laurent.sansonetti / gmail.com> wrote:
> What would be the value if this constant, for 1.8 vs 1.9? Also, String
> or Symbol?

It could just be "mri'. For version numbers, you could then inspect
RUBY_VERSION, RUBY_PATCHLEVEL,, and Config::CONFIG as appropriate.

Currently, JRuby's value is "jruby", and Rubinius' value is "rbx", strings.

Thanks,
  --Vladimir