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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Test extends ArrayIterator { public function __toString() { /*if (count($this) > 1) { return (string) $this[0]; }*/ return (string) $this[0]; } } class XmlArrayAccessIterator implements ArrayAccess, IteratorAggregate { private $xml; public function __construct($filePath, $isUrl = true) { $this->isUrl = $isUrl; $this->xml = new SimpleXmlIterator($filePath, 0, $isUrl); } public function offsetExists($offset) { return !is_null($this->xml->$offset); } public function offsetGet($offset) { if ($this->xml->getName() == $offset) { return $this; } return new Test((array)$this->xml->$offset); } public function __toString() { return (string) $this->xml; } public function offsetSet($offset, $value) { throw new RuntimeException('This is readonly. writing to "' . (string) $offset . '" with value "' . (string) $value . '" not possible'); } public function offsetUnset($offset) { throw new RuntimeException('This is readonly. Unsetting "' . (string) $offset . '" not possible'); } public function getIterator() { return $this->xml; } } $str = '<?xml version="1.0"?> <note> <to>Tove</to> <from>Jani</from> <heading>Reminder</heading> <body>Don\'t forget me this weekend!</body> <recursive> <val>2</val> <val>4</val> </recursive> </note>'; $xml = new XmlArrayAccessIterator($str, false); echo $xml['note']['to']; echo $xml['note']['recursive']['val'][0];
Output for 5.1.3 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Tove2
Output for 5.1.2
<br /> <b>Fatal error</b>: Call to undefined method SimpleXMLIterator::getName() in <b>/in/gcq6T</b> on line <b>31</b><br />
Process exited with code 255.
Output for 5.0.5 - 5.1.1
<br /> <b>Fatal error</b>: Uncaught exception 'Exception' with message 'SimpleXMLElement::__construct() expects exactly 1 parameter, 3 given' in /in/gcq6T:21 Stack trace: #0 /in/gcq6T(21): SimpleXMLElement->__construct('<?xml version="...', 0, false) #1 /in/gcq6T(76): XmlArrayAccessIterator->__construct('<?xml version="...', false) #2 {main} thrown in <b>/in/gcq6T</b> on line <b>21</b><br />
Process exited with code 255.
Output for 5.0.3 - 5.0.4
<br /> <b>Fatal error</b>: Uncaught exception 'Exception' with message 'SimpleXMLElement::__construct() expects exactly 1 parameter, 3 given' in /in/gcq6T:21 Stack trace: #0 /in/gcq6T(21): SimpleXMLIterator->__construct('<?xml version="...', 0, false) #1 /in/gcq6T(76): XmlArrayAccessIterator->__construct('<?xml version="...', false) #2 {main} thrown in <b>/in/gcq6T</b> on line <b>21</b><br />
Process exited with code 255.
Output for 5.0.0 - 5.0.2
<br /> <b>Fatal error</b>: Uncaught exception 'Exception' with message 'SimpleXMLElement::__construct() expects exactly 1 parameter, 3 given' in /in/gcq6T:21 Stack trace: #0 /in/gcq6T(76): XmlArrayAccessIterator->__construct('<?xml version="...', 0, false) #1 {main} thrown in <b>/in/gcq6T</b> on line <b>21</b><br />
Process exited with code 255.
Output for 4.4.2 - 4.4.9
<br /> <b>Parse error</b>: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/gcq6T</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
<br /> <b>Parse error</b>: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in <b>/in/gcq6T</b> on line <b>5</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in <b>/in/gcq6T</b> on line <b>5</b><br />
Process exited with code 255.