Comments in REXML

How do I add a XML comment between 2 element nodes in REXML? I’ve read
the documentation over and over, but I just can’t find out…

Best regards,

Jari W.

require “rexml/document”

doc = REXML::Document.new(’’)

doc.root << REXML::Element.new(‘elem1’)
doc.root << REXML::Comment.new(‘this is a comment’)

res = doc.to_s # => “”