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<?php $html = <<<HTML <p>Lorem IPSUM is simply dummy text.<br>Here is dummy text. LOREM ipsum is simply dummy text! wHAt is LOREM IPSUM? Hello lorem ipSUM!</p> HTML; libxml_use_internal_errors(true); $dom = new DOMDocument(); $dom->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); $xpath = new DOMXPath($dom); foreach($xpath->query('//text()') as $textNode) { $textNode->nodeValue = preg_replace_callback( '/(?:^|[.!?]) *\K[a-z]+/', function($m) { return ucfirst($m[0]); }, strtolower($textNode->nodeValue) ); } echo $dom->saveHTML();
Output for git.master, git.master_jit, rfc.property-hooks
<p>Lorem ipsum is simply dummy text.<br>Here is dummy text. Lorem ipsum is simply dummy text! What is lorem ipsum? Hello lorem ipsum!</p>

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