From: Mark Sparshatt <msparshatt@...>
Date: 2004-06-14T04:51:46+09:00
Subject: Re: Use a string a object name

Dirk Einecke wrote:

> Hi.
>
> I've a little problem. How can I use a string use as an object name?
>
> That works well:
> puts p.name # -> dirk
>
> But how can I use the string s as object name, I tried eval but I the 
> result is not good. Where is my mistake. Can anybody help me?
>
> s = 'name'
> puts eval "p.s"
>
since you want to put the value of s into the string that get's evaled 
you need to enclose it in #{ } like this

puts eval "p.#{s}"

Though depending on what you're doing a better way might be to use the 
send method

puts p.send(s)

--
Mark Sparshatt