3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $word = "www.bla.be"; var_dump(filter_var($word, FILTER_VALIDATE_URL, ~FILTER_FLAG_SCHEME_REQUIRED));
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.1
NULL