3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match('{\bFirePHP/\d+\.\d+\b}', 'FirePHP/123456789012345678901234567890.123456789012345678901234567890'));
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(1)