3v4l.org

run code in 150+ 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 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
https://google.com?omg=wtf