3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new DOMDocument; $x->loadHTML('<script>foo()</script> blah', LIBXML_HTML_NOIMPLIED); echo $x->saveHTML();
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 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
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> <script>foo()<p> blah</p></script>
preferences:
219.83 ms | 404 KiB | 291 Q