Online PHP editor | output for QiQ45

@ 2015-09-21T10:00:22Z

<?php
error_reporting(E_ALL);

global $n;
$n = 0;

function convert($xml)
{
    $simpleXmlObj = simplexml_load_string($xml);
    $array = toarray($simpleXmlObj);
    return $array;
}

function toarray($simpleXmlObj)
{
    $simpleXmlObjNew = array();
    foreach (array_keys((array) $simpleXmlObj) as $element) {
        $el = (array) $simpleXmlObj->$element;
       
        if (isset($el[0])) {
            if (is_object($el[0])) {
                $r = (array) $el[0];
                if (isset($r[0])) {
                    $el[0] = $r[0];
                }
            }
            $trim = $el[0];
            $simpleXmlObjNew[$element] = $trim;
        } else {
            $simpleXmlObjNew[$element] = toarray($simpleXmlObj->$element);
        }
        if (empty($simpleXmlObjNew[$element])) {
            $simpleXmlObjNew[$element] = '';
        }
    }
    return $simpleXmlObjNew;
}

$xml = <<<xml
<?xml version="1.0" encoding="utf-8"?>
<RESPONSE>
  <e></e>
  <e1>  </e1>
  <e2> s </e2>
  <e3>s</e3>
  <e4>
  </e4>
</RESPONSE>
xml;

$simpleXmlObj = simplexml_load_string($xml);
$response = toarray($simpleXmlObj);
print_r($response);

Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Array ( [e] => [e1] => SimpleXMLElement Object ( ) [e2] => s [e3] => s [e4] => SimpleXMLElement Object ( ) )
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.5.27 - 5.5.35, 5.6.11 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33: Array ( [e] => [e1] => [e2] => s [e3] => s [e4] => )
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.26, 5.6.7 - 5.6.10: Array ( [e] => [e1] => [e2] => s [e3] => s [e4] => )
Output for 4.4.5 - 4.4.9: Fatal error: Call to undefined function: simplexml_load_string() in /in/QiQ45 on line 51
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.1, 4.4.3 - 4.4.4: Fatal error: Call to undefined function: simplexml_load_string() in /in/QiQ45 on line 51
Process exited with code 255.
Output for 4.4.2: Fatal error: Call to undefined function: simplexml_load_string() in /in/QiQ45 on line 52
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Call to undefined function: simplexml_load_string() in /in/QiQ45 on line 51

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