From: Philipp <philipp.goetzinger@...>
Date: 2007-10-21T19:30:05+09:00
Subject: Re: libxml iterate xml tree

if i do it like

car.each{|door|  if door.child?
    door.each{|door_handle| if door_handle.child?
    puts "color #{door_handle['color']}"

  end }

end}

it shows only the elements with content !!
dont know why but its working ..



On 20 Okt., 19:43, Philipp <philipp.goetzin...@googlemail.com> wrote:
> Hello Everyone,
> i dumped my whole saturday on a small xml problem :-)
>
> i have a xml document
>
> e.g
>
> <car>
>    <door id=1>
>       <door_handle id=1 color='black'>
>       </door_handle>
>      <door_handle id=2 color='blue'>
>       </door_handle>
>    </door>
>
>    <door id=2>
>       <door_handle id=3 color='green'>
>       </door_handle>
>    </door>
>
> </car>
>
> now i want to get all door_handle from each door ?
> i tried to iterate it with
>
> running_config_xml = XML::Document.file(@running_config_file)
>    car = running_config_xml.root
>
> car.each{|door|
>     door.each{|door_handle|
>     puts door_handle['color']
>     }
>
> }
>
> fist it looks working but every second door_handle had no color ..
> i probably iterate it wrong..
>
> is there a trick to do this ??
>
> thanks ahead
>
> Philipp