Online PHP editor | refs for ClBPj

<?php class UberSimpleXML extends SimpleXMLElement { public function __toString() { return 'stringification'; } } $xml = new UberSimpleXML('<xml/>'); $xml->tag = "you're it!"; echo "\nno cast\n"; echo $xml; echo "\ncast\n"; echo (string) $xml; echo "\nexplicit call\n"; echo $xml->__toString(); echo "\n"; var_dump((string) $xml); var_dump($xml->__toString());