<?php
$array1 = array("a" => array(1));
$array2 = array("b" => array("1"));
$a = array("1" => 1, "2" => 1, "3" => 1, "4" => 1);
$b = array("2" => 1, "4" => 1, "5" => 1, "6" => 1);
$c = array(1,2,3,4);
$d = array(2,4);
//$result2 = array_intersect_key($a, $b); // 2 4
$result3 = array_intersect($c,$d);
print_r($result2);
print_r($result3);
?>
preferences:
58.49 ms | 402 KiB | 5 Q