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 4.3.0 - 7.2.0
https://google.com?omg=wtf