3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow"); $a2=array("a"=>"white","b"=>"green","g"=>"blue"); $result=array_diff($a1,$a2); print_r($result);
based on O0SOZ
Output for 4.3.0 - 7.1.0
Array ( [a] => red [d] => yellow )