3v4l.org

run code in 500+ PHP versions simultaneously
<?php $animal = array('lion','elephant','tiger'); $search = 'io'; $res = array_filter($animal, function($v, $k) use($search){ return strpos($v, $search); }, ARRAY_FILTER_USE_BOTH); echo '<pre>'; print_r($res);

preferences:
107.76 ms | 1391 KiB | 5 Q