From: Phrogz <phrogz@...>
Date: 2007-12-12T09:10:02+09:00
Subject: Re: Recursing XML data using REXML

On Dec 11, 4:59 pm, Carl Bourne <carl.bou...@intellect.co.uk> wrote:
> I would like to process an XML file using REXML and recurse down through
> some sub elements, e.g. the "group" and "cond" elements in the following
> XML:
[snip]
> However, I need to produce output that maintains the hierarchy so it can
> be displayed as a nested list  such as:-

def show_element( element, level=0 )
  print "  "*level

  # do something with the element here

  # Depth-first recursion
  element.children.each{ |child|
    show_element( child, level+1 )
  }
end