3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $kmtPhone = '04-2342423 234 23 4'; var_dump(preg_replace('/[\s-]/', '', $kmtPhone));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(15) "042342423234234"