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run code in 300+ PHP versions simultaneously

@ 2018-02-19T19:22:44Z

<?php
$xml = "<?xml version='1.0' encoding='ISO-8859-1'?>
<delta>
    <history>
        <detail>
            <id>one</id>
            <degree>
                <dname>alpha</dname>
                <dates>
                    <StartDate>
                        <Year>1998</Year>
                    </StartDate>
                    <EndDate>
                        <Year>2002</Year>
                    </EndDate>
                </dates>
            </degree>
        </detail>
        <detail>
            <id>two</id>
            <degree>
                <dname>beta</dname>
                <dates>
                    <StartDate>
                        <Year>2006</Year>
                    </StartDate>
                    <EndDate>
                        <Year>2008</Year>
                    </EndDate>
                </dates>
            </degree>
        </detail>
    </history>
</delta>";

$doc = new DOMDocument;
$doc->preserveWhiteSpace = false;
$doc->loadXML($xml);
$xpath = new DOMXPath($doc);
$items = $doc->getElementsByTagName("detail");
$subitemarray = array();
$icounter = 0;
foreach ($items as $item) {
    $query = "//*[contains(local-name(), 'Date')]
";
	$entries = $xpath->query($query, $item);
	$dates["startdate"] = $entries[0]->nodeValue;
	$dates["enddate"] = $entries[1]->nodeValue;
    $subitemarray[$icounter++] = $dates;
}
var_dump($subitemarray);

Output for 5.6.3 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1: array(2) { [0]=> array(2) { ["startdate"]=> string(4) "1998" ["enddate"]=> string(4) "2002" } [1]=> array(2) { ["startdate"]=> string(4) "1998" ["enddate"]=> string(4) "2002" } }
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 5.6.0 - 5.6.2: Fatal error: Cannot use object of type DOMNodeList as array in /in/Aie3G on line 47
Process exited with code 255.

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