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@ 2014-10-28T16:07:28Z

<?php

$a = array(1,2,3);
$b = array(2,3,4);
$c = array(10);

$x = empty(array_intersect($a, $b));
$y = empty(array_intersect($a, $c));

var_dump($x);
var_dump($y);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
array_intersect: documentation ( source)

preferences:dark modelive preview

42.68 ms | 402 KiB | 5 Q