3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $t = 'toto tutu 1.3 tdfs fdsfds fdsfsd'; preg_match('/^[^[0-9]+]/', $t, $matches); print_r($matches);
based on S5MKO
Output for 4.3.0 - 7.2.0
Array ( )