3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( ! ('none' !== 'none')); var_dump( ! ('none2' !== 'none')); if ('none' !== 'none') { var_dump('success1'); } if ('none2' !== 'none') { var_dump('success2'); }
based on t6V7D
Output for 4.3.0 - 7.1.0
bool(true) bool(false) string(8) "success2"