Wow, thanks. Response to my question comes right after I've just hit <Return>. The following instruction seems unix-oriented, I tried on WIN/NT, the error message is: : No such file to load -- irb/main <Load Error> Do I miss something? Dat >From: OZAWA Sakuro <crouton / duelists.org> >Reply-To: ruby-talk / netlab.co.jp >To: ruby-talk / netlab.co.jp (ruby-talk ML) >Subject: [ruby-talk:01664] Re: Where do I find an interactive Ruby for WIN >& Linux ? >Date: Thu, 02 Mar 2000 00:01:36 +0900 > >In article <20000301135806.63607.qmail / hotmail.com>, > Dat Nguyen writes: > > > Just get into Ruby and very curious to learn. > > Where to find an interactive Ruby? > >Interactive one already exists in the official dists. Just get any >binary/(or get the source and make), then try the below: > >$ ruby -r 'irb/main' -e IRB.start [ENTER] >irb(main):001:0> def fib(x) >irb(main):002:1> x < 2 ? 1 : fib(x-1) + fib(x-2) >irb(main):003:1> end >nil >irb(main):004:0> fib(3) >3 >irb(main):005:0> fib(5) >8 >irb(main):006:0> exit >$ > > >-- >OZAWA -Crouton- Sakuro ><mailto:crouton / duelists.org> ><http://www.duelists.org/~crouton/> >PGP: C98F 74E0 AEEB 4578 1DFC F650 3BE0 9627 11FC C9F5 ______________________________________________________ Get Your Private, Free Email at http://www.hotmail.com