3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php ini_set('display_errors', 0); $string = 'foo'; var_export(preg_match('~foo', $string));
Output for 4.3.0 - 5.6.28, 7.0.0 - 7.1.0
false
Output for hhvm-3.10.0 - 3.12.0
Warning: No ending delimiter '~' found: [~foo] in /in/NmVHA on line 6 false