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<?php function array_diff_objects (array $array1, array ... $arrays): array { $arrays[] = function (object $a, object $b) { if ($a === $b) { return 0; } return spl_object_id($a) > spl_object_id($b) ? -1 : 1; }; return array_udiff($array1, ... $arrays); } class C {} $a = new C; $a->foo = 'aa'; $b = new C; $b->foo = 'bb'; $c = new C; $c->foo = 'cc'; var_dump(array_diff_objects([$b, $a, $c], [$c, $b]));
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Creation of dynamic property C::$foo is deprecated in /in/lWH0C on line 20 Deprecated: Creation of dynamic property C::$foo is deprecated in /in/lWH0C on line 21 Deprecated: Creation of dynamic property C::$foo is deprecated in /in/lWH0C on line 22 array(1) { [1]=> object(C)#1 (1) { ["foo"]=> string(2) "aa" } }

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