3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $x = "asd"; var_dump(ctype_alpha(substr($x, -1)));
based on 9YAVq
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0alpha1
bool(true)