3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match('/^[0-9]$/', "123")); var_dump(preg_match('/^[0-9]$/', "\n123\n")); var_dump(preg_match('/^[0-9]$/m', "123")); var_dump(preg_match('/^[0-9]$/m', "\n123\n"));
based on nINa2
Output for 4.3.0 - 7.2.0
int(0) int(0) int(0) int(0)