note 127117 added to domdocument.loadhtml

loadHTML() & loadHTMLFile() may always generate warnings if the html include some tags such as "nav, section, footer, etc" adopted as of HTML5 (in PHP 8.1.6). Try to run below. <?php $file_name = 'PHP Runtime Configuration - Manual.html'; // Download this file from "https://www.php.net/manual/en/session.configuration.php" in advance. $doc = new DOMDocument(); $doc->loadHTMLFile($file_name); // if set "LIBXML_NOERROR" as 2nd arg, no error echo $doc->saveHTML(); // Warning: DOMDocument::loadHTMLFile(): Tag nav invalid in PHP Runtime Configuration - Manual.html, line: 63 in D:\xampp\htdocs\test\xml(dom)\loadHTML\index.php on line 6 ?> ---- Server IP: 45.112.84.4 Probable Submitter: 185.85.3.47 (proxied: 153.197.125.114) ---- Manual Page -- https://php.net/manual/en/domdocument.loadhtml.php Edit -- https://main.php.net/note/edit/127117 Del: integrated -- https://main.php.net/note/delete/127117/integrated Del: useless -- https://main.php.net/note/delete/127117/useless Del: bad code -- https://main.php.net/note/delete/127117/bad+code Del: spam -- https://main.php.net/note/delete/127117/spam Del: non-english -- https://main.php.net/note/delete/127117/non-english Del: in docs -- https://main.php.net/note/delete/127117/in+docs Del: other reasons-- https://main.php.net/note/delete/127117 Reject -- https://main.php.net/note/reject/127117 Search -- https://main.php.net/manage/user-notes.php