3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $value ='777:50'; $reg='/([01]?[0-9]|2[0-3]):[0-5][0-9]/'; if(preg_match($reg, $value)) { echo 'match'; } else { echo 'does not match'; }
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
match