3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(html_entity_decode('&#20;'));
based on 9VkIO
Output for 4.3.0 - 4.4.9, 5.4.0 - 5.6.30, 7.0.0 - 7.3.0rc3
string(5) "&#20;"
Output for 5.0.0 - 5.3.29, hhvm-3.10.1 - 3.22.0
string(1) ""