From: Henrik Hodne <dvyjones@...>
Date: 2009-03-18T22:45:26+09:00
Subject: Re: REXML get specific element

Hello,


On 18 Mar 2009, at 06:15, Pierre Pat <theyojimbo@gmail.com> wrote:

> All,
>
> I'm trying for the first time to play with XML and Ruby.
> Since I have only the core library at the moment, my choice went
> directly for REXML.
>
> So, here is my problem.
> I'm willing to get a specific element in my xml file.
>
> Normally I would do something like this:
> doc.root.elements["programmer[@name='Matz']"]
>
> But let's say I have a user interface, and I let a user enter the
> programmer he wants to see. How can I look for an element using a
> variable?
> I hoped something like this would work:
> entered_name = 'Matz'
> doc.root.elements["magician[@name=#{entered_name}]"]
> Unfortunately, it didn't...

You are missing the '-s.
Try
doc.root.elements["programmer[@name='#{entered_name}']"]
>
>
> After trying a few things, check with uncle google and in this forum,
> I'm driving out of clues, so I'd appreciate if someone could show me  
> the
> correct way!
>
> Thanks.
> -- 
> Posted via http://www.ruby-forum.com/.
>

Regards,
Henrik Hodne