3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a='AAAA BBBB'; echo ucwords(strtolower($a));
based on q7gpj
Output for 5.6.0 - 5.6.30, hhvm-3.18.4 - 3.21.0, 7.0.0 - 7.3.0rc3
Aaaa Bbbb