#46968 [Com]: Extending SimplXMLElement (or Iterator) w/ __toString

ID: 46968 Comment by: ludicruz at yahoo dot com Reported By: jordan dot raub at dataxltd dot com Status: Open Bug Type: SimpleXML related Operating System: * PHP Version: 5.2.9 New Comment: Confirmed w/ 5.3.0RC1 Previous Comments: ------------------------------------------------------------------------ [2009-04-24 17:38:24] jani@php.net See also bug #48059 ------------------------------------------------------------------------ [2009-04-21 07:05:59] dypa at bk dot ru 5.2.8 Windows NT DYPA 5.1 build 2600 Reproduced: || || |<?xml version="1.0"?> <foo> <bar/> </foo> | ------------------------------------------------------------------------ [2008-12-30 00:46:14] jordan dot raub at dataxltd dot com Description: ------------ implicit call to __toString() for the extended class does not work properly an empty value is returned (even without the try catch block nothing is returned) Reproduce code: --------------- <?php class XML extends SimpleXMLElement { public function __toString() { try { $xml = new DOMDocument('1.0', 'utf-8'); $xml->formatOutput = TRUE; $xml->preserveWhiteSpace = FALSE; $xml->loadXML($this->asXML()); $retval = $xml->saveXML(); } catch(Exception $e) { $retval = ''; } return $retval; } } $xml = new XML('<foo><bar/></foo>'); echo '|' . $xml . "|\n"; echo '|' . (string) $xml . "|\n"; echo '|' . $xml->__toString() . "|\n"; Expected result: ---------------- |<?xml version="1.0"?> <foo> <bar/> </foo> | |<?xml version="1.0"?> <foo> <bar/> </foo> | |<?xml version="1.0"?> <foo> <bar/> </foo> | Actual result: -------------- || || |<?xml version="1.0"?> <foo> <bar/> </foo> | ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=46968&edit=1