3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $content = 'Le Courrier de Sáint-Hyácinthe'; echo mb_convert_case($content, MB_CASE_UPPER, "UTF-8");
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
LE COURRIER DE SÁINT-HYÁCINTHE