Online PHP editor | output for l4vfs

@ 2013-09-27T22:52:18Z

<?php

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;
		}

        if (preg_match('/(\w+)\[(\d+)\]/', $offset, $nodes)) {
            var_dump($this->xml->$nodes[1][$nodes[2]]->asXML());
            return new self($this->xml->$nodes[1][$nodes[2]]->asXML(), false);
        }

        return new self($this->xml->$offset->asXML(), false);
	}

    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'];

$xml['note']['recursive']['val[1]'];

eol versions

Output for 7.0.0 - 7.3.1: Notice: Array to string conversion in /in/l4vfs on line 25 Fatal error: Uncaught Error: Call to a member function asXML() on null in /in/l4vfs:25 Stack trace: #0 /in/l4vfs(72): XmlArrayAccessIterator->offsetGet('val[1]') #1 {main} thrown in /in/l4vfs on line 25
Process exited with code 255.
Output for 5.1.3 - 5.6.28: bool(false) Fatal error: Uncaught exception 'Exception' with message 'String could not be parsed as XML' in /in/l4vfs:10 Stack trace: #0 /in/l4vfs(10): SimpleXMLElement->__construct('', 0, false) #1 /in/l4vfs(26): XmlArrayAccessIterator->__construct(false, false) #2 /in/l4vfs(72): XmlArrayAccessIterator->offsetGet('val[1]') #3 {main} thrown in /in/l4vfs on line 10
Process exited with code 255.
Output for 5.1.2: Fatal error: Call to undefined method SimpleXMLIterator::getName() in /in/l4vfs on line 20
Process exited with code 255.
Output for 5.0.5 - 5.1.1: Fatal error: Uncaught exception 'Exception' with message 'SimpleXMLElement::__construct() expects exactly 1 parameter, 3 given' in /in/l4vfs:10 Stack trace: #0 /in/l4vfs(10): SimpleXMLElement->__construct('<?xml version="...', 0, false) #1 /in/l4vfs(68): XmlArrayAccessIterator->__construct('<?xml version="...', false) #2 {main} thrown in /in/l4vfs on line 10
Process exited with code 255.
Output for 5.0.3 - 5.0.4: Fatal error: Uncaught exception 'Exception' with message 'SimpleXMLElement::__construct() expects exactly 1 parameter, 3 given' in /in/l4vfs:10 Stack trace: #0 /in/l4vfs(10): SimpleXMLIterator->__construct('<?xml version="...', 0, false) #1 /in/l4vfs(68): XmlArrayAccessIterator->__construct('<?xml version="...', false) #2 {main} thrown in /in/l4vfs on line 10
Process exited with code 255.
Output for 5.0.0 - 5.0.2: Fatal error: Uncaught exception 'Exception' with message 'SimpleXMLElement::__construct() expects exactly 1 parameter, 3 given' in /in/l4vfs:10 Stack trace: #0 /in/l4vfs(68): XmlArrayAccessIterator->__construct('<?xml version="...', 0, false) #1 {main} thrown in /in/l4vfs on line 10
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/l4vfs on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1: Parse error: parse error, unexpected T_STRING, expecting '{' in /in/l4vfs on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `'{'' in /in/l4vfs on line 3
Process exited with code 255.