- var_export: documentation ( source)
- array_udiff: documentation ( source)
<?php
$array_one = [
(object) ['pa_menu_endpoint' => 1],
(object) ['pa_menu_endpoint' => 3],
];
$array_tow = [1, 2, 3, 4];
var_export(
array_udiff(
$array_tow,
$array_one,
fn($a, $b) => ($a->pa_menu_endpoint ?? $a) <=> ($b->pa_menu_endpoint ?? $b)
)
);