3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $s = "Bearer 1a2b3c4d"; preg_match('~Bearer:\s(?P<access_token>\S+)~', $s, $m); var_dump($m);
Output for 4.3.0 - 7.1.0
array(0) { }