3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $text = 'My Name is #P_NAME# and \r\n I am #P_AGE# years old'; $r = '#[^#]+#'; $r = '#[(?<name>\S+)\]#'; $r = '#.+?#'; $r = '#(.+?)#'; $r = '#\w*#'; preg_match('/'.$r.'/imsx', $text, $m); var_dump($m);
Output for 4.3.0 - 7.1.0
array(1) { [0]=> string(0) "" }