3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $str='Rsds'; var_dump($str); $a = preg_replace('/[^a-zA-Z0-9áéíóúñÁÉÍÓÚÑ]+/u', '', $str); var_dump($a);
Output for 4.3.0 - 7.2.0
string(4) "Rsds" string(4) "Rsds"