servo-php / fluidxml

        protected function specialContentHandler($parent, $k, $v)

        {

                if (! \is_string($k) || $k !== '@'|| ! \is_string($v)) {

                        return false;

                }

                // The user has passed an element text content:

                // [ '@' => 'Element content.' ]

        protected function specialAttributeHandler($parent, $k, $v)

        {

                if (! \is_string($k) || $k[0] !== '@' || ! \is_string($v)) {

                        return false;

                }

                // The user has passed an attribute name and an attribute value:

                // [ '@attribute' => 'Attribute content' ]