3v4l.org

run code in 300+ PHP versions simultaneously
<?php $html = <<<HTML <script> console.log('<h1>aaa<\/h1>'); </script> HTML; $dom = new DOMDocument(); libxml_use_internal_errors(true); $dom->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', "UTF-8"), LIBXML_HTML_NODEFDTD | LIBXML_HTML_NOIMPLIED); echo $dom->saveHTML();
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
Deprecated: mb_convert_encoding(): Handling HTML entities via mbstring is deprecated; use htmlspecialchars, htmlentities, or mb_encode_numericentity/mb_decode_numericentity instead in /in/ldGmr on line 10 <script> console.log('<h1>aaa<\/h1>'); </script>
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33
<script> console.log('<h1>aaa<\/h1>'); </script>

preferences:
120.62 ms | 409 KiB | 5 Q