From: Nathan Taylor-Hoover <onebitcipher@...>
Date: 2007-06-15T06:34:14+09:00
Subject: Re: severe newbie question (class, fixnum, array)

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Perhaps you meant to write the following which would convert the number to a
string?

@replies.to_s



On 6/14/07, Colin Summers <bladenut@gmail.com> wrote:
>
> I worked a lot in tcl, and this is my first day of trying something in
> Ruby. Second, maybe.
>
> class Thread
>   def initialize number
>     @number = number ; #
>     @replies = 0 ;
>   end ; # initialize
>
>   def filename
>     dirname = "./data/" ; # the directory where the files are kept
>     filename = dirname + @number.toS + "-" + @replies.toS + ".html"
>     return filename
>   end ; # filename
>
> end ; # Thread definition
>
> puts "Finished definitions."
>
> thread[1727] = Thread.new 1727
>
> puts "The filename would be: "
> puts thread[1727].filename
>
>
> Of course, that doesn't work. It is unhappy with the code to create
> the filename, since .toS is not a method for fixnum (which apparently
> is what @number is, but I never TOLD it that was a fixnum).
>
> And I can't seem to define "thread" to be an array of class Thread
> objects. I want to refer to thread[1702] and thread[291] and hop
> around like that.
>
> (And, perhaps a more advanced question, right now I am making the
> thread number part of the object, ultimately for a gorgeous bit of
> code it seems like the object should just know the index of the array
> instead, so if I ask thread[32] what it's filename is it would know
> that it is thread #32. Can it do that?)
>
> Thanks. I know it's a basic question. It's been a decade since I
> learned a new language. I gotta get out more.
>
> --Colin
>
>

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