Online PHP editor | output for EatEF

<?php $xml = new \SimpleXMLElement(' <blog-post> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> </blog-post>' ); var_dump(count($xml->xpath('*'))); var_dump($xml->count()); var_dump(count($xml)); var_dump(count($xml->children())); echo "\n\n"; $xml = new \SimpleXMLElement(' <blog-post> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> <dc:tag xmlns:dc="http://purl.org/dc/elements/1.1/"/> </blog-post>' ); var_dump(count($xml->xpath('*'))); var_dump(count($xml)); var_dump(count($xml->children())); echo "\n\n"; $xml = new \SimpleXMLElement(' <dc:blog-post xmlns:dc="http://purl.org/dc/elements/1.1/"> <dc:tag/> <dc:tag/> <dc:tag/> </dc:blog-post>' ); var_dump(count($xml->xpath('*'))); var_dump(count($xml)); var_dump(count($xml->children()));