3v4l.org

run code in 300+ PHP versions simultaneously
<?php $title = 'Foo & Bar'; $content = '1 is < then 2'; $html = sprintf( '<div><h2>%s</h2><p>%s</p></div>', htmlspecialchars($title), htmlspecialchars($content) ); echo $html;
Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
<div><h2>Foo &amp; Bar</h2><p>1 is &lt; then 2</p></div>
preferences:
94.2 ms | 407 KiB | 5 Q