3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $content = <<<CONTENT @tag CONTENT; $matches = array(); var_dump(preg_match('/^\w*@/', $content, $matches, null, 3) === 1);
based on 6AVWL
Output for 4.3.3 - 7.1.0
bool(false)
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match() in /in/SAWEK on line 8 bool(false)