3v4l.org

run code in 300+ PHP versions simultaneously
<?php $changes = ['x', 'y']; $exclusions = ['a', 'b', 'c']; $result = (bool) count(array_diff($changes, $exclusions)); var_dump($result);
Output for 5.6.38, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
bool(true)

preferences:
169.45 ms | 403 KiB | 174 Q