3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php setlocale(LC_ALL, 'fi_FI.ISO-8859-1'); print strtoupper('öäå');
based on ViB7E
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
öäå