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run code in 300+ PHP versions simultaneously

@ 2020-01-29T12:04:03Z

<?php

$results = [
    [4, 2, 'viktor_rood.png'],
    [4, 5, 'viktor_geel.png'],
    [4, 7, 'viktor_paars.png'],
    [4, 8, 'viktor_aqua.png'],
];

// Pretty print Xml
function formatXml($simpleXMLElement)
{
    $xmlDocument = new DOMDocument('1.0');
    $xmlDocument->preserveWhiteSpace = false;
    $xmlDocument->formatOutput = true;
    $xmlDocument->loadXML($simpleXMLElement->asXML());
    return $xmlDocument->saveXML();
}

$currentAlbumId = null;
$albums = new SimpleXMLElement('<Albums/>');
foreach ($results as [$albumId, $imageId, $imageName]) {
    if ($currentAlbumId !== $albumId) {
        $album = $albums->addChild('Album');
        $album->addChild('Id', $albumId);
        $images = $album->addChild('Images');
    }
    $image = $images->addChild('Image');
    $image->addChild('Id', $imageId);
    $image->addChild('Name', $imageName);
    $currentAlbumId = $albumId;  // update temporary grouping variable
}
echo formatXml($albums);

Output for 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, 8.4.16, 8.5.0 - 8.5.1: <?xml version="1.0"?> <Albums> <Album> <Id>4</Id> <Images> <Image> <Id>2</Id> <Name>viktor_rood.png</Name> </Image> <Image> <Id>5</Id> <Name>viktor_geel.png</Name> </Image> <Image> <Id>7</Id> <Name>viktor_paars.png</Name> </Image> <Image> <Id>8</Id> <Name>viktor_aqua.png</Name> </Image> </Images> </Album> </Albums>
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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