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run code in 300+ PHP versions simultaneously

@ 2019-02-13T23:35:03Z

<?php
$xmlstr = '<za-lord xmlns:a="http://example.org/ns" xmlns:t="http://example.org/test">
    <orderid>dresden1234</orderid>
    <customer>toot-toot</customer>
    <pizza>
        <sauce>marinara</sauce>
        <crust>thin</crust>
        <toppings>
            <cheese>extra</cheese>
            <veg>
                <a:onions>yes</a:onions>
                <a:peppers>extra</a:peppers>
                <a:olives>no</a:olives>
            </veg>
            <meat>
                <t:groundbeef>yes</t:groundbeef>
                <a:ham>no</a:ham>
                <sausage>no</sausage>
            </meat>
        </toppings>
    </pizza>
</za-lord>  ';

function list_children($node, $names) {
    $children = false;
    foreach ($names as $name) {
        if (count($node->children($name))) {
            $children = true;
            foreach ($node->children($name) as $child) {
                list_children($child, $names);
            }
        }
    }
    if (!$children) {
        echo $node->getName() . " = $node\n";
    }
}

$xml = new SimpleXMLElement($xmlstr);
list_children($xml, array_merge(array(''), $xml->getNamespaces(true)));

Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 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: orderid = dresden1234 customer = toot-toot sauce = marinara crust = thin cheese = extra onions = yes peppers = extra olives = no sausage = no ham = no groundbeef = yes
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.

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