From: Daniel Finnie <danfinnie@...>
Date: 2006-12-15T11:18:49+09:00
Subject: Re: IO output problem

I think it's from Programming Ruby: The Pragmatic Programmer's Guide. 
http://www.rubycentral.com/book/tut_threads.html

dan

x1 wrote:
> It's been a while since I've read that example but for some reason, I
> remember thinking it was just an example to show how Ruby's object
> orientation worked... not a real functional example. Perhaps it was
> and I completely missed it.  Dunno..
> 
> On 12/14/06, Kevin <coscpp@gmail.com> wrote:
>> I understand now, thank you both of you
>> dblack@wobblini.net wrote:
>> > Hi --
>> >
>> > On Fri, 15 Dec 2006, Kevin wrote:
>> >
>> > > I run one of examples of Programming Ruby, code as follows:
>> > > ------------
>> > > class Sone
>> > > ...
>> > > end
>> > >
>> > > song = Sone.new(.., .., ..)
>> > > song.inspect
>> > > song.to_s
>> > > -----------
>> > > why I can't see output? where is output of inspect and to_s ?
>> > > It outputs to somewhere else? IO object ?
>> >
>> > inspect and to_s just produce strings.  To see them, you have to print
>> > them :-)  In fact, there are some handy methods for this:
>> >
>> >    p song     # automatically calls inspect
>> >    puts song  # automatically calls to_s
>> >
>> > Also, if you are working in irb (the interactive Ruby terminal),
>> > you'll see the value of every expression you type in.  So in irb, if
>> > your expression evaluates to a string, you'll see the string without
>> > having to explicitly ask for it to be printed.
>> >
>> >
>> > David
>> >
>> > --
>> > Q. What's a good holiday present for the serious Rails developer?
>> > A. RUBY FOR RAILS by David A. Black (http://www.manning.com/black)
>> >     aka The Ruby book for Rails developers!
>> > Q. Where can I get Ruby/Rails on-site training, consulting, coaching?
>> > A. Ruby Power and Light, LLC (http://www.rubypal.com)
>>
>>
>>
> 
>