Online PHP editor | output for lsIVL

<?php $xml = new DOMDocument(); $element = $xml->createElementNS('urn:oasis:names:tc:SAML:2.0:assertion', 'saml:Assertion'); $xml_saml_assertion = $xml->appendChild($element); $attribute = $xml->createAttribute('id'); $attribute->value = 'IDCard'; $xml_saml_assertion->appendChild($attribute); // $attribute = $xml->createAttribute('xmlns:saml'); // $attribute->value = 'urn:oasis:names:tc:SAML:2.0:assertion'; // $xml_saml_assertion->appendChild($attribute); $attribute = $xml->createAttribute('Version'); $attribute->value = '2.0'; $xml_saml_assertion->appendChild($attribute); echo $xml->saveXML(), PHP_EOL; echo $xml->C14N(), PHP_EOL; $xml->loadXML($xml->saveXML()); echo $xml->C14N(), PHP_EOL;