3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo (preg_match("/^[a-z0-9\s\.\-,'àâçéèêëîïôûùüÿñæœ]+$/i", '1 checking'));
based on BlGFC
Output for 4.3.0 - 7.1.7
1