3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo htmlspecialchars('&amp;', ENT_QUOTES, 'UTF-8', true);
Output for 5.2.3 - 7.2.0
&amp;amp;
Output for 4.3.0 - 5.2.2
Warning: htmlspecialchars() expects at most 3 parameters, 4 given in /in/7U1YT on line 4