class REXML::XMLDecl

def initialize(version=DEFAULT_VERSION, encoding=nil, standalone=nil)
  @writethis = true
  @writeencoding = !encoding.nil?
  if version.kind_of? XMLDecl
    super()
    @version = version.version
    self.encoding = version.encoding
    @writeencoding = version.writeencoding
    @standalone = version.standalone
    @writethis = version.writethis
  else
    super()
    @version = version
    self.encoding = encoding
    @standalone = standalone
  end
  @version = DEFAULT_VERSION if @version.nil?
end