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<?php $txt = <<<EOT <p>The breed was first...</p> <p>Semencic credits his...</p> <h1>Appearance</h1> <p>The breed's distinctive...</p> <p>It should be symmetrical...</p> <figure id="attachment_6" style="width: 840px" class="wp-caption alignnone"> <img class="size-large wp-image-6" src="...jpg" alt="boerboel appearance" width="840" height="746"> <figcaption class="wp-caption-text">The dog appearance.</figcaption> </figure> <h1>Requirements</h1> <p>Prospective owners....</p> <p>These dogs....</p> <h2>A Little Warning!</h2> <p>If you are considering...</p> <blockquote> <p>According to...</p> <p>Source: http://...</p> </blockquote> <p>Although more suitable...</p> EOT; $doc = new DOMDocument(); libxml_use_internal_errors(1); $doc->loadHTML( "<body>$txt</body>", LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD ); $xpath = new DOMXpath( $doc ); $nodes = $xpath->query( "/*/*" ); foreach( $nodes as $key => $node ) echo $node->nodeName . PHP_EOL;
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
p p h1 p p figure h1 p p h2 p blockquote p

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176.17 ms | 404 KiB | 227 Q