3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $t = microtime(true); var_dump(!preg_match('/^[^\:]++(\:[^\:]++)*$/', '12345678901234567890:12345678901234567890')); return (microtime(true) - $t);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
bool(false)