3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $subject = "abcdef"; $pattern = '/^def/'; preg_match($pattern, $subject, $matches, PREG_OFFSET_CAPTURE, 3); print_r($matches); ?>
Output for 4.3.3 - 7.1.0
Array ( )
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match() in /in/Juc1f on line 4