From: Albert Ng <twinwing@...>
Date: 2007-03-10T13:35:13+09:00
Subject: Re: "Goto line" function?

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don't blame him, I'm still learning TASM and GOTO's just like JMP

On 3/9/07, weber <hugows@gmail.com> wrote:
>
> On 9 mar, 21:20, Joseph Schiller <tendingc...@yahoo.com> wrote:
> > Hi,
> >
> > Fortunately the "goto" has been deprecated. It always results in
> spaghetti code.  Check out 'case' control structure instead.  You may want
> to think through the program flow so that you have each possibility and a
> default case for unanticipated situation. You will need to wrap your code
> inside the case structure. It's mo' better solution  than coding ad hoc.
> >
> > i = 3
> > case i
> > when 1, 2..5
> > print "1..5\n"
> > when 6..10
> > print "6..10\n"
> > end
> >
> > Regards,
> >
> > Joe
> >
> >
> >
> > ----- Original Message ----
> > From: Paul van Delst <Paul.vanDe...@noaa.gov>
> > To: ruby-talk ML <ruby-t...@ruby-lang.org>
> > Sent: Friday, March 9, 2007 6:40:05 PM
> > Subject: Re: "Goto line" function?
> >
> > Helgitomas Gislason wrote:
> > > Ok, I've read through the forum but I haven't got my answer. If a
> value
> > > in my program is true, I want my program to go back to a line like
> this:
> >
> > > (Example of the program)
> >
> > > 1.  puts ' '
> > > 2.  puts ' '
> > > 3.  puts '****************************'
> > > 4.  puts '** (Rules of the program) **'
> > > 5.  puts '****************************'
> > > 6.  puts ' '
> > > 7.  puts 'Ohh, hello there! What are you named many names?'
> > > 8.
> > > 9.  names = gets.chomp
> > > 10.
> > > 11. if names == '2'
> > > 12.   puts ' '
> > > 13.   puts 'Are you named two names?'
> > > 14.   puts ' '
> > > 15.   answer = gets.chomp
> > > 16.   if answer == 'yes'
> > > 17.     (the program continues)
> > > 18.
> > > 19. BUT if answer == 'no'
> > > 20.       goto.line.7 (And skip the rules, just restart it and begin
> > > from line 7.)
> >
> > > What is the command? I know it's not "goto.line.X" but what is it?
> "back
> > > to line.X"? "goto.lineX"? What is the command?
> >
> > Addressing just the loop/goto issue, how about summat like:
> >
> > #!/usr/bin/env ruby
> > done=false
> > until done
> >    puts ' '
> >    puts ' '
> >    puts '****************************'
> >    puts '** (Rules of the program) **'
> >    puts '****************************'
> >    puts ' '
> >    puts 'Ohh, hello there! What are you named many names?'
> >    names = gets.chomp
> >    if names == '2'
> >      puts ' '
> >      puts 'Are you named two names?'
> >      puts ' '
> >      answer = gets.chomp
> >      done = true if answer == 'yes'
> >    end
> > end
> > #This is where "the program continues"
> > puts 'the end'
> >
> > This gives me the output:
> >
> > lnx:scratch : blah.rb
> >
> > ****************************
> > ** (Rules of the program) **
> > ****************************
> >
> > Ohh, hello there! What are you named many names?
> > 2
> >
> > Are you named two names?
> >
> > no
> >
> > ****************************
> > ** (Rules of the program) **
> > ****************************
> >
> > Ohh, hello there! What are you named many names?
> > 2
> >
> > Are you named two names?
> >
> > yes
> > the end
> >
> > cheers,
> >
> > paulv
> >
> > --
> > Paul van Delst             Ride lots.
> > CIMSS @ NOAA/NCEP/EMC               Eddy Merckx
> >
> >
> ____________________________________________________________________________________
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>
> Where has this guy been the last decade?
>
>
>

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