3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $phone = '793071855XX2'; var_dump(preg_replace("~[^0-9]~", '0', $phone));
Output for 5.6.30, hhvm-3.15.4 - 3.22.0, 7.0.0 - 7.3.0rc3
string(12) "793071855002"