3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(setlocale(LC_NUMERIC, 0));
based on sj43C
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
string(1) "C"
Output for hhvm-3.10.0 - 3.12.0
string(0) ""