s:16:"isInfinityScroll";i:0s:16:"isInfinityScroll";i:1
$res = array_udiff($array1, $array2, function($a, $b) {
if ($a[0] < $b[0]) return -1;
if ($a[0] > $b[0]) return 1;
if ($a[1] < $b[1]) return -1;
if ($a[1] > $b[1]) return 1;
return 0;
});