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<?php echo "PHP " . PHP_VERSION . PHP_EOL; echo "libxml " . LIBXML_DOTTED_VERSION . PHP_EOL . PHP_EOL; $doc = Dom\XMLDocument::createFromString('<root xmlns="urn:a" attr="val"/>'); $doc->documentElement->setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns:ns1", "urn:a"); echo "saveXML: " . trim($doc->saveXML()) . PHP_EOL; echo "C14N: " . $doc->C14N() . PHP_EOL;

This is an error 500

Value for `_results` contains invalid data `array`


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