From: ts <decoux@...>
Date: 2003-12-15T21:25:41+09:00
Subject: Re: Q: How to convert hashed parameters to local variables?

>>>>> "D" == David A Black <dblack@wobblini.net> writes:

D> No it doesn't.  Well, strictly speaking it does, since "current
D> scope" means its own block, which it then exits causing the
D> variables to go out of scope.  But if by "current scope" you mean
D> the scope from which eval was called, then, as my example shows,
D> the variables are not created in that scope.  

 not understood, sorry

svg% cat b.rb
#!/usr/bin/ruby
args = { "a" => "hello" }
str = ""
args.each do |key,val|
   str << "#{key}='#{val}'\n"
end
eval str
eval 'puts a'
svg%
 
svg% b.rb
hello
svg% 


Guy Decoux