boolean (REXML::Functions)

    # File src/rexml/functions.rb, line 263
                    def Functions::boolean( object=nil )
                            if object.kind_of? String
                                    if object =~ /\d+/u
                                            return object.to_f != 0
                                    else
                                            return object.size > 0
                                    end
                            elsif object.kind_of? Array
                                    object = object.find{|x| x and true}
                            end
                            return object ? true : false
                    end