From: "Jan E." <lists@...>
Date: 2012-06-14T03:44:24+09:00
Subject: Re: How to edit particular element value from list of xml elements using ruby

Lucky Nl wrote in post #1064450:
> actually i need to read xml file.you have taken as xmlstring.anyway it's
> not a problem.But the thing i want how to edit file

Well, after you've edited the XML node, you call the "write" method to 
transform the document tree to a string an write it to the file:

http://ruby-doc.org/stdlib-1.9.3/libdoc/rexml/rdoc/REXML/Document.html#method-i-write

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