3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php preg_match_all('#<a.*?href="([^<>]*?)\?img_id=(\d+)"\s*>((?<!href).)*<img.*?src="(.*?)"#i',$html,$outA);
Output for 5.0.4 - 7.1.0
Notice: Undefined variable: html in /in/6Im22 on line 2
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: html in /in/6Im22 on line 2