From: "list. rb" <list.rb@...>
Date: 2007-06-14T12:25:35+09:00
Subject: Re: Dynamically referencing class constants?

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A++

Thanks alot

On 6/13/07, Chris Carter <cdcarter@gmail.com> wrote:
>
> On 6/13/07, list. rb <list.rb@gmail.com> wrote:
> > How can I do this?
> >
> > Socket.constants.each {|i|
> >     puts Socket::#{i}                  ##does not work of course
> > }
> >
> >
> > #################################
> > Futile attempts:
> >
> > irb(main):023:0> puts Socket::SEEK_CUR   ##works of course, the rest
> does
> > not
> > 1
> > irb(main):029:0> puts Socket.new.SEEK_CUR
> > ArgumentError: wrong number of arguments (0 for 3)
> >         from (irb):29:in `initialize'
> >         from (irb):29:in `new'
> >         from (irb):29
> > irb(main):030:0> x = "SEEK_CUR"
> > => "SEEK_CUR"
> > irb(main):031:0> Socket::#{x}
> > irb(main):032:0*
> > irb(main):033:0* end
> > NoMethodError: undefined method `end' for Socket:Class
> >         from (irb):33
> > irb(main):034:0> Socket::send("SEEK_CUR")
> > NoMethodError: undefined method `SEEK_CUR' for Socket:Class
> >         from (irb):34:in `send'
> >         from (irb):34
> >
>
> Socket.const_get("SEEK_CUR")
>
> --
> Chris Carter
> concentrationstudios.com
> brynmawrcs.com
>
>

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