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<?php $xml = <<<XML <html> <head><title></title></head> <body> <CONTENT type="text"/> </body> </html> XML; $dom = new DOMDocument(); $dom->loadXML($xml); $c = $dom->createTextNode("<h1>heading</h1>"); echo $c->wholeText; $oldc = $dom->getElementsByTagName("CONTENT")->item(0); $oldc->parentNode->tagname; echo $dom->saveHTML();
Output for git.master, git.master_jit, rfc.property-hooks
<h1>heading</h1> Warning: Undefined property: DOMElement::$tagname in /in/dk1LD on line 15 <html> <head><title></title></head> <body> <CONTENT type="text"></CONTENT> </body> </html>

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