From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2011-11-24T18:41:00+09:00
Subject: Re: NOKIGIRI XPATH

On Thu, Nov 24, 2011 at 9:43 AM, Ruby Mania <prateek123@gmail.com> wrote:
> I have a long XML like below .. I wish to select DATA ("cdef" in this
> case) when key="English"
>
> What can be the easiest way. XML below is a part of 100 page XML
>
>
>
> <topic>
>   <key>Spanish</key>
>  <topic>
>    <key>description</key>
>       <data>
>            ABCDEF
>       </data>
>    <key>server`</key>
>    <string>systems</string>
>    <key>title</key>
>     <string>Directir</string>
>   </topic>
>   <key>English</key>
>    <topic>
>      <key>description</key>
>      <data>
>          CDEF
>      </data>
>      <key>server</key>
>      <string>producer</string>
>      <key>title</key>
>      <string>Update 66</string>
>    </topic>
> </topic>
>
> --
> Posted via http://www.ruby-forum.com/.
>
>

Try this:

doc.xpath("//key[. = 'English']/following-sibling::topic/data")

 => [#<Nokogiri::XML::Element:0x4918efe name="data"
children=[#<Nokogiri::XML::Text:0x4918dfa "\n         CDEF\n     ">]>]


Jesus.