3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match('~{UTF8}\d{4,8}\sруб\b~u', '50000 рублей', $rg), $rg);
Output for 5.3.7 - 7.2.0
int(0) array(0) { }