3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php printf("str: expected 'CHLOÉ' got '%s'\n", strtoupper('Chloé')); printf("mb.: expected 'CHLOÉ' got '%s'\n", mb_strtoupper('Chloé'));
based on YVhAE
Output for 5.6.8 - 7.2.0
str: expected 'CHLOÉ' got 'CHLOé' mb.: expected 'CHLOÉ' got 'CHLOÉ'
Output for 4.3.0 - 5.5.35
str: expected 'CHLOÉ' got 'CHLOé' mb.: expected 'CHLOÉ' got 'CHLOé'