3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $foo = 'http://google.com?omg=wtf'; echo preg_replace('/(http|https)://(google.com/is', 'https://$2', $foo);
Output for 5.3.7 - 7.2.0
Warning: preg_replace(): Unknown modifier '/' in /in/8SjVZ on line 5