From: Eric Hodel <drbrain@...7.net>
Date: 2009-09-01T09:27:25+09:00
Subject: Re: help on phps $$ equivalent in ruby

On Aug 31, 2009, at 17:23, Arthur Rats wrote:

> its not quite right, can you see what I am doing wrong
>
> e.g. i've got a lot of fields - so a short version of my situation
>
> fields = [["somthing"]]
>
> fields.each{|x|
>  eval "#{x[0]} = Someclass::Somemethod.new"
> }
>
> puts something.text="asdfasdfasdf"
>
> text is method from the Somthingclass that should work, but I get
> undefined variable for something.text


Don't use eval this way, it's wrong, wrong, wrong.  Use a Hash.

result = {}

fields.each do |field|
   result[field] = SomeClass.new
end