3v4l.org

run code in 300+ PHP versions simultaneously
<?php $buffer = <<<XML <?xml version="1.0" encoding="ISO-8859-1"?> <!DOCTYPE foo [ <!ELEMENT foo ANY > <!ENTITY xxe SYSTEM "data://text/plain,test" >]><foo>&xxe;</foo> XML; libxml_disable_entity_loader(false); $xml = simplexml_load_string($buffer, 'SimpleXMLElement', LIBXML_NOENT); $xml->asXML('php://output');

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40 ms | 402 KiB | 5 Q