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run code in 300+ PHP versions simultaneously
<?php $xml1 = '<some id="whatever" />'; $xml2 = ' <some id=\'whatever\'/>'; $dom = new DOMDocument(); $dom->loadXML($xml1); echo $dom->saveXml(); $dom = new DOMDocument(); $dom->loadXML($xml2); echo $dom->saveXml();
Output for 7.1.25 - 7.1.28, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<?xml version="1.0"?> <some id="whatever"/> <?xml version="1.0"?> <some id="whatever"/>

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157.39 ms | 403 KiB | 163 Q