3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array1 = array('description' => 'desc bla bla bla', 'summary' => 'summary bla bla bla', 'usage' => 'usage bla bla bla'); $array2 = array('description', 'summary'); $array_intersected = array_flip(array_intersect(array_flip($array1), $array2)); var_dump($array_intersected);
based on Yvp2e
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(2) { ["description"]=> string(16) "desc bla bla bla" ["summary"]=> string(19) "summary bla bla bla" }