3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function append($str) { if(mb_strlen($str)>10) { str_replace($str, ' ...', -3); } } var_dump(append('very very long string'));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
NULL