3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo strtoupper('тралала'), "\n"; echo mb_strtoupper('тралала'), "\n";
Output for 5.6.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
тралала ТРАЛАЛА
Output for 4.3.0 - 5.5.37
тралала тралала